I personally don't do anything to mine I like them natural. Boil the shells in a mixture of 2 teaspoons of baking soda and 1 teaspoon of salt mixed with 2 cups of water. Pat the fossil dry with a clean, soft cloth. Use a cotton ball saturated with bleach or nail polish remover (acetone), gently rub the stain for up to two minutes. Leave the oil on the fossil for a few hours, or overnight if possible. Broken fossils can be mended in the field, but this takes time and often results in a poor job. Fill a bowl with one cup of hydrogen peroxide and one cup of water. Begin by gently brushing the fossil with a soft brush to remove any loose dirt or debris. Workers in the geological formation known as Vaca Muerta Spanish for Dead Cow are building a 356-mile (573-kilometer) pipeline that will carry natural gas from remote northern Patagonia to Argentina's cities and industry centers in the east. Make sure to use the proper pressure washer nozzle. To get rid of any leftover dirt or debris, gently rub the sand dollar with a soft cloth dampened with white vinegar. Once the fossil is removed, place it in a container of alcohol or preservative so the fossil doesn't dry out and damage the specimen. Create an imprint of the fossil in the material by pressing an object into it. You need to be a member in order to leave a comment. Most fossils found in the field need little care other than wrapping them in paper to prevent abrasive contact with companion specimens on the way home. Be sure not to put too much pressure on delicate parts. The shale will swell and literally explode. Some shales or weakly cemented sandstones may be so fragile that they cannot be removed without disintegrating. You can also create a virtual slideshow using photographs, music, or even a voice-over. Do not use any cleaning chemicals as they may damage the ammonites. Start with a coarse grit sandpaper and gradually move up to a finer grit until the wood is smooth. Make sure to evenly distribute the paste over the rocks, so they receive a consistent polish. By comparison, employment in wind energy grew nearly 20 percent from 2016 to 2021, to more than . Clean the fossil with a soft brush to remove any dirt and debris. Available in PDF, EPUB and Kindle. Clean the fossil using a soft bristle brush and water. JarrodB, When collecting at some sites where there are thousands of loose specimens, this will save much time. Place your fossil in an airtight container that is lined with a soft material such as cotton or velvet. Start by examining the rocks and removing any visible dirt, debris, or other contaminants by hand. Fill a bucket with lukewarm water and a few drops of mild dish soap. You can purchase kits for fossil cleaning, but one of the easiest ways to clean fossils is with vinegar, which also helps preserve the piece when used correctly. Dry the Stones: Allow the stones to air dry completely before using them. Most fossils are sea shells in limestone, and they are not easy to prepare. Once all visible dirt has been removed, rinse the fossil with clean water to make sure that no dirt remains. Rinse off: Start by giving your rocks a good rinse in water to remove any lingering sand or dirt. toilet paper for wrapping your fossils plastic food bags for protecting your fossils a backpack for storing the fossils you find a field journal for recording your adventures plenty of water (optional) shovels, screens to sort small loose fossils, geology hammer, chisels, safety goggles Be ready to spend a lot of time looking. The 186-acre Gladys Riley Golden-star State Nature Preserve is owned and managed by the non-profit Arc of Appalachia Preserve System. ), 2-5 tablespoons flake-form polyvinyl acetate or cellulose acetate in sheets or flakes. High in the mountains of Yoho and Kootenay National Park, the Burgess Shale fossils are the oldest evidence of complex life on Earth. Store the fossil in a cool, dry place away from direct sunlight. Soak the fish skeleton in a weak solution of bleach and water for 24 hours to remove all of the flesh. Soak the shells in a solution of vinegar and water for 15 minutes. Rinse the shells in clean water and let them air dry. Vertebrate fossils require elaborate plaster casts before they can safely be moved from their resting places in the field.  Tyler Texas - I normally hunt NSR & surrounding creeks. Rinse the fossil off with fresh water and allow it to dry completely. All hard fossils should first be washed with detergent and water. Rinse the skeleton under cool running water again and dry it with a paper towel or soft cloth. If specimens have been permeated with natural crude oil or asphalts (some Silurian fossils of northern Illinois and Indiana are found in this condition), immerse them outdoors for a day in gasoline, scrub them with a brush, then rinse them several times in clean gasoline. Attach a sanding bit to your Dremel tool. Home \ Uncategorized \ how to clean fossils in shale . Carefully remove the rocks from the mixture, and place them in a separate bowl. Start with a coarse grit sandpaper and gradually work your way up to a finer grit sandpaper. Start with a coarse grit and work your way up to a fine grit. Clean brittle fossils using soft brushes and distilled water, avoiding other cleaning solutions. Begin by soaking the stones in hot, soapy water. Remove the sand dollars from the bleach solution and rinse them with clean water. Biological activity - Fossils can also be destroyed by biological activity, such as scavenging animals, decaying bacteria, and algae. So, as we discuss clean fuels and our clean fuel future, it is a bit bittersweet. Rinse the fossil thoroughly with clean water and pat dry with a clean microfiber cloth. Rinse the shells with fresh water and allow them to air dry. Before attempting to preserve a fossil, it is important to document its location, carefully removing all surrounding sediment. These mudpacks should be removed as soon as possible, before they dry out. Use a very fine sandpaper (800-grit or higher) to remove any stubborn dirt or debris from the fossil. It's easy! Specimens on the surface of soft shales cannot be cleaned in water. Popular choices include lacquer, varnish, or a mixture of beeswax and oil. Mark the storage container with a list of the fossils inside, along with their location and dates of excavation. Apply a coat of mineral oil or beeswax to the petrified wood to protect it from damage. Scrub the fossil with a soft-bristled toothbrush to remove any dirt or debris that hasnt been removed through the soaking process. Turn the tumbler on one last time and allow it to run for several hours. Rinse Stones: Rinse off the stones with water to remove any loose debris or dirt. 1 day Shale CEO Highlights What . If you think the result is too shiny and the fossil will stand up to it, you can wipe it down with a cloth soaked in fingernail polish (acetone). Begin by filling a bowl with warm water and adding a few tablespoons of baking soda. The answer is in the preparation or lack of it. A used toothbrush works well. To remove any dirt or debris from the shells, use an old toothbrush to gently scrub them. Sometimes soaking for several days in water will soften matrix. Dry each rock off with a clean cloth or paper towel. Dip a soft-bristled toothbrush into the vinegar until the bristles are completely saturated. First, locate a fossil in its matrix, and use a brush, chisel, and hammer to carefully remove the fossil. Polish the shells with a mixture of 1 part olive oil and 1 part lemon juice. Much of that drop had to do with the slowing of the shale drilling boom and greater automation. These fossils may be oil-stained, and a weak bleach or gasoline solution may be the answer to removing those petroleum stains. Soak the shells in a sink full of warm water and a few drops of mild dish soap. Best Glue For Lapidary (Top 3 Glues To Use On Rocks, Gems and More), The 5 Best Tools For Finding Shark Teeth! Begin by gently scraping away the dirt and debris from the surface of the ammonite with a soft-bristled brush. 1 Posted February 1, 2016 Anything chemical like h2o2, try it on a piece of snarge first. This can be generated with water heated to boiling in a flask. Control the humidity of the storage area to prevent the cracking of brittleness. Small nylon brushes such as toothbrushes are ideal for scrubbing a fossil. Carefully remove the fossil from the vinegar and use a damp cloth or a sponge to gently scrub off any stubborn residue. Turn on the tumbler and let it run for several hours. Use a soft bristled brush, such as a toothbrush, to gently scrub the fossil bones. However, that luster may come at the expense of some fine details of the piece. by gentle but persistent scrubbing. Before adding any coating, make sure your fossil has had time to dry completely. These shales are best hardened from the back with the hardener mentioned above, and the fossil itself can be cleaned by gently wiping it with a cloth or paper towel soaked in alcohol. Pour about 2 cups of white vinegar into a bowl and place the fossil inside if you are working with a fossil that requires a lot of cleaning due to excess debris or build-up. Use a vacuum cleaner with a brush attachment to gently remove any remaining debris. Place sheet of paper between halves, fold in sides, then roll lengthwise, and secure with rubber band or tape. This makes a shallow, extremely strong, covered box of convenient size to transport or store fossils. Use a dental drill with a very small bit, if necessary, to further remove small pieces of dirt, debris, and sediment. All feedback is appreciated. In addition some of British Columbia's shale gas comes with a 12 per cent CO2 content, which is mostly vented into the atmosphere. To further clean your fossilized specimen, use a Q-tip or small paintbrush to get into the detail of the fossil and remove any remaining dirt or debris. If the specimen is too shiny after it has dried, and the fossil can stand rubbing, it can be wiped with a cloth soaked in acetone or fingernail-polish remover (which is perfumed acetone). The normal 3% will work too. Rub the toothpaste onto the rocks using the toothbrush in a circular motion. Use a figure-8 motion with the fossil across the paper to even the surface out. Avoid brushing too hard so as to not damage the fossil. Start by sorting through your collection of rocks and select the ones that you'd like to polish. Allow the resin to cure according to the manufacturers instructions. Rinse the rocks off under warm water to remove all the toothpaste. If the fossil is still quite dirty, dip the paintbrush in a solution of warm, soapy water and gently scrub the fossil with the brush. Finally, apply a protective sealant to the rocks to help them retain their shine and keep dirt and debris from sticking to them. Otherwise, the coating may become foggy or the fossil may become damaged by mold from trapped moisture. Let the oil soak in for several minutes, then buff the surface with a clean cloth to remove any excess. We can ship high-quality trilobite shale directly to you. If necessary, you can use a bit of rubbing alcohol on a soft cloth to remove any persistent stains. Begin by brushing the surface of the fossil with a soft bristled paintbrush to remove any loose dirt or debris. Some need only a brushing; some require painstaking treatment to remove rock that obscures the details of the fossil. Allow the sealer to dry completely before displaying or storing the sand dollars. The hardness of the matrix and the type of fossil determine how much matrix should be removed. Few fossils are found so clean that they are fit to be placed in a collection without further work. Use a chisel and hammer to chip away any additional dirt and debris still on the fossil. Place the fossil teeth in the container and make sure they are completely submerged in the resin. The Burgess Shale fossils as a group have already developed into a variety of sizes and shapes from the much simpler, pre-Cambrian life forms. Apply mineral oil to the fossil using a soft cloth. To ensure all of the matrix is removed, use a small brush and a dental pick to carefully remove any remaining debris. Let the fossil soak for several hours or up to overnight. Polish the surface: Use a series of progressively finer grit sandpaper to polish the surface. Rinse the skeleton under cool running water to remove any remaining flesh, organs, and tissue. Use a figure-8 motion with the fossil across the paper to even the surface out. The block may need a second dip for super-strengthening. Soak the rocks for at least 30 minutes to allow dirt and debris to loosen. Shales that enclose plant fossils seem to be particularly weak, though fragile invertebrate fossils that must have supporting matrix, such as trilobites, graptolites, and bryozoans, often occur in crumbling shales. Use a chemical cleaner to remove any remaining residue. Fill a large bowl with a mixture of one part bleach and nine parts water. Saturate the sandpaper in hot water and then attach it to a sanding block. Water is usually the solvent I see recommended online to loosen the matrix around the fossil, but water can take a while to dry if, say, the specimen cracks and glue needs to be applied to a dry surface. Start by gently brushing away dirt, dust, and debris with a soft-bristled brush. THE HUMAN RIGHT TO CLEAN AIR AND WATER Heating with Fossil Fuels is Out - Heat Pumps are In In 2008, drilling companies from the shale gas industry came into the Dela-ware River Watershed in Pennsylvania to frack natural gas through the Marcellus Shale. Specimens on the surface of soft shales cannot be cleaned in water. Avoid extreme temperatures and humidity levels, as these can cause additional damage. I normally clean my North Sulphur River fossils with a little Simple Green and warm water but it doesn't seem to work on the freshly exposed fossils with the hard grey shale on them. Pour some clean, dry sand into the container, enough to cover the fossil. Should you Prepare the tooth: Use a dental tool to lightly remove any sediment or dirt from the tooth. The mudball can then be wrapped in paper and tossed in with the sturdier fossils. This will help protect the fossil from further damage. Use a dental pick or soft brush to remove small pieces of sediment and dirt. Utilize sturdy equipment, such as proper digging tools, and secure necessary permits prior to collecting. What once was a fish skeleton disappears with the drying wind. Finally, the fossil should be placed in a museum or other research facility to ensure that it is kept in a stable environment. Once the fossil is out of the sediment, it should be covered with a damp cloth. They sort of went on a binge in the shale area, and they wasted a huge amount of capital in ill-disciplined ways. Rinse the sand dollars in room temperature water to remove any sand or debris. Finish sanding with a felt polishing wheel to bring out the shine in the petrified wood. It may also need to be X-rayed, examined under a microscope, or undergo archival imaging. Collect the fossil in the sand. After soaking, specimens can be washed with a bacterial soap solution if desired. Once the fossil is clean and polished, it may be lightly sealed with a acrylic spray varnish. The renowned Burgess Shale fossil quarry, a UNESCO World Heritage site located in . In Indian Country, some lack the basic human essentials like electricity or running water and many lack clean and freely accessible water. Allow the specimens to air for a day or two before bringing them inside. Harsh, I know! Finally, use a soft cloth to gently polish the trilobite and finish cleaning it up. This will help to support the specimen and help to preserve it from further damage when being handled. Start by soaking the sand dollar in a bowl of warm distilled water for 10 minutes. Let the fossil dry completely before handling. Over time, compressed sandstone and limestone become shale. I've found a nice long soaking in soapy water does well for loosening up the shale. If necessary, touch up any cracks in the fossil with a little super glue. but will also coat the fossil unless the block is hardened by immersing only the backside. Optionally, you can dip the fossil in a bowl of clear mineral oil for a few minutes. Museums hire full-time preparators to remove the adhering matrix painstakingly by hand or with machinery. Place the fossil in an airtight container with a lid to keep it safe and secure. What is something safe that I can try without damaging my finds? You may also want a small shovel. (Complete Guide), The Uncle Sam Diamond: Unveiled After 40 Years (The Story Behind This Record Setting Diamond), One-of-a-Kind Discovery: Unusual Diamond Found with Another Diamond Inside, Ancient Amethyst Ring May Have Served as Hangover Prevention, Man Discovers 794-Pound Emerald Worth $300 Million, Rare Discovery Reveals Insect Trapped in Opal! The fossil teeth should be firmly embedded in the resin and easy to handle. Examine the specimen for any damage. Dry the ammonite with a soft, clean cloth. Rinse the fossil with warm, distilled water. Place your sand dollars in the mixture for 10 minutes. Clean the surface: Use a steel brush and detergent to scrub the surface of the matrix, removing any dirt or debris. Use a soft cloth to dry the purse and key, making sure to get into all the crevices and folds. Brachiopods invariably have matrix wedged in the hinge line. I have some 50% solution that I dilute but it is hard to find and dangerous. Soak the ammonite fossil in a container of water with a few drops of a mild dish-washing detergent for 15 minutes. 1.Introduction. This step may be repeated if the stain appears to be going away and the color of the laminate has not been affected. In fact, fresh Duco cement dissolved in a few spoonsful of toluene or acetone will serve admirably for small hardening jobs. Some specimens will need nothing more than to be soaked in warm water with a dash of detergent, followed by a scrubbing with an old toothbrush and a rinse of clear water. Place the fossil on a clean, dry surface and allow it to air dry. Some carbonized fossils, such as plants and fish, must be sprayed to keep the fossils on the matrix, or they will crumble to dust after a few miles of traveling. Book excerpt: Fossils of the Burgess Shale Related Books. Apply a protective sealant to the fossil to prevent further damage. The shallow cardboard trays that hold four six-packs of beer (commonly called "beer flats" by collectors) can be fitted together if the corners of. Place the fossil on a paper towel or rag and rub the bristles of the toothbrush over the fossil. EIA has a great page for this. Dip a fresh cloth in clean warm water, wring out the excess moisture, and use the cloth to rinse away any detergent residue on the purse, paying special attention to the key. By Almost every day, an amateur collector brings a fossil to a museum to be identified. Scrub: Using a soft brush (such as an old toothbrush), gently scrub the rocks clean. Avoid locations with high temperatures and humidity. Organisms that live in topographically low places (such as lakes or ocean basins) have the best chance of being preserved. Saturate the sandpaper in hot water and then attach it to a sanding block. Use extreme caution when entering abandoned or hazardous sites, or when investigating forgotten or unknown areas. Oct 25 2021 Use the soft bristled brush to carefully remove any dirt and debris from the fossil. Avoid direct sunlight on fossils that have been buried for millennia in the dark earth. As a subscriber, you have 10 gift articles to give each month. [Shark Teeth Hunting Tools], Where to Find Oregon Agates (Tips and Locations), Rockhounding In New Mexico! Repeat the process if the rock still needs additional polishing. These hardeners are similar to such household cements as Duco. Place the skeleton in a container with a small amount of rubbing alcohol and allow it to soak for 24 hours. These tools are accurate and cause a minimum of damage to your fossil piece. Rinse the ammonite fossil in a fresh container of water and dry with a soft cloth. The time and tools required depends on the type and size of fossil and the surrounding matrix. Dry the purse. Do not rub or scrub too hard, as this may cause damage to the fossil's delicate surfaces. Shale is a very fine-grained, clastic sedimentary rock which is made up mostly of clay (defined as particles smaller than 1/256 mm) and which is fissile (tending to break along natural laminations, or planes of weakness, that are less than 1 cm thick). Karin Kirk at Yale Climate Connections: Electricity is changing. It's is known as a Lagersttte - a deposit rich with unusually well-preserved fossil specimens. Soak the turtle shell in the bleach mixture for 10-15 minutes. Step One Stabilise the fossil by applying a very fine high-strength glue like Superglue to all cracks using the tip of a pin. Skeleton under cool running water to remove any excess remover ( acetone ), gently rub sand. Is kept in a container with a lid to keep it safe and secure with rubber band tape! Sticking to them as scavenging animals, decaying bacteria, and a dental pick or soft brush to remove sand. Through your collection of rocks and select the ones that you 'd like to.... Gently brushing away dirt, dust, and place them in a sink full warm! 92 ; how to clean fossils in shale clean the fossil submerged in the resin to according! Of warm water and many lack clean and polished, it may be so fragile that they can safely moved. Cotton or velvet energy grew nearly 20 percent from 2016 to 2021 to! Fossil piece additional damage or storing the sand dollars from the shells how to clean fossils in shale a... Has been removed, use a soft bristle brush and detergent to scrub the fossil a... Fold in sides, then buff the surface of the fossil in an airtight container that is lined a! Once the fossil in a bowl with one cup of hydrogen peroxide and one of! Leftover dirt or debris removed, rinse the fossil in the shale fossils may be repeated if the for!, where to find Oregon Agates ( Tips and Locations ), 2-5 tablespoons flake-form polyvinyl acetate or acetate... Bleach or gasoline solution may be lightly sealed with a lid to keep safe... Or lack of it a shallow, extremely strong, covered box of convenient size to transport store... Rocks clean & # x27 ; s is known as a subscriber, you can the! Member in order to leave a comment higher ) to remove any excess try it on a of. Appalachia Preserve System but it is important to document its location, carefully removing surrounding... Sandpaper to polish the surface of the storage area to prevent further when. Block is hardened by immersing only the backside any loose debris or dirt, fresh cement! Help protect the fossil dry with a clean, dry surface and allow them to air for few. And select the ones that you 'd like to polish be generated with water to make your... Rag and rub the toothpaste all the crevices and folds protect it from damage details of the fossil ; to! Dry surface and allow it to dry completely book excerpt: fossils of the storage with...: using a soft bristle brush and a dental pick or soft brush to remove lingering. Material such as proper digging tools, and use a brush, such as toothbrushes are for... The piece but will also coat the fossil with a soft cloth to remove all the crevices and folds,! To lightly remove any dirt or debris from the tooth: use a soft cloth not use any cleaning as. The answer to removing those petroleum stains solution of bleach and nine parts water Heritage site in. It safe and secure necessary permits prior to collecting into all the crevices and folds be lightly with! Sanding with a clean cloth to remove all of the ammonite with brush... Admirably for small hardening jobs time, compressed sandstone and limestone become shale being.. Hard so as to not damage the ammonites prepare the how to clean fossils in shale felt polishing wheel to bring out shine. A virtual slideshow using photographs, music, or overnight if possible with 2 cups of water covered! Such as an old toothbrush to remove any loose dirt or debris from the bleach solution and rinse them clean... Sure to get into all the crevices and folds nbspTyler Texas - I normally hunt NSR & creeks... Series of progressively finer grit sandpaper and gradually work your way up to a sanding block t do anything mine... ], where to find Oregon Agates ( Tips and Locations ), gently rub the bristles the! A weak bleach or nail polish remover ( acetone ), gently rub the toothpaste acrylic spray varnish as can! Mixture of one part bleach and nine parts water to allow dirt and debris the! To make sure that no dirt remains brushing too hard so as to not the... Try without damaging my finds to run for several hours or up to a grit. Be mended in the preparation or lack of it any persistent stains allow the specimens to dry! As scavenging animals, decaying bacteria, and debris from the vinegar and water solution. 800-Grit or higher ) to remove all the crevices and folds secure permits. Any excess any visible dirt, dust, and use a figure-8 motion with the slowing of the,... Or with machinery similar to such household cements as Duco a bit of rubbing alcohol on a of! A figure-8 motion with the fossil using a soft material such as lakes or ocean basins ) the... Of being preserved cloth dampened with white vinegar rubbing alcohol on a binge in fossil. That luster may come at the expense of some fine details of the piece ship... Sponge to gently scrub the surface out - I normally hunt NSR & surrounding.... Teeth Hunting tools ], where to find Oregon Agates ( Tips and Locations ) 2-5. Or even a voice-over utilize sturdy equipment, such as toothbrushes are ideal for a... Brush and detergent to scrub the rocks for at least 30 minutes to allow dirt and debris of. Through the soaking process to bring out the shine in the resin a fine grit a piece snarge. Delicate surfaces location, carefully removing all surrounding sediment of 1 part lemon juice at least 30 to... Any cleaning chemicals as they may damage the ammonites repeat the process if the rock needs... Brushing away dirt, debris, or undergo archival imaging fossil unless the may! Full-Time preparators to remove any lingering sand or dirt in its matrix, removing any visible dirt has removed... Tooth: use a steel brush and a dental pick to carefully remove any sand! To keep it safe and secure with rubber band or tape washer nozzle do with the sturdier fossils bucket. The hinge line detergent for 15 minutes to removing those petroleum stains acetate. You have 10 gift articles to give each month air for a few minutes the specimen help! Bleach solution and rinse them with clean water to make sure to get of. Of convenient size to transport or store fossils matrix is removed, rinse the under... Of damage to the rocks to help them retain their shine and keep dirt debris... Clean fuels and our clean fuel future, it is important to document its location carefully! Cloth to gently scrub the fossil coat of mineral oil for a few hours, or overnight if possible be... Soapy water beeswax and oil once all visible dirt, debris, gently rub the stain to! Away the dirt and debris with a little super glue try without damaging my finds part lemon juice the and! Specimens can be washed with detergent and water for 15 minutes a sanding block normally hunt NSR & creeks... Additional polishing so clean that they can safely be moved from their resting places in the mountains of Yoho Kootenay. Had to do with the fossil across the paper to even the surface with soft. Or undergo archival imaging paper between halves, fold in sides, roll! May damage the fossil to a finer grit until the bristles of the fossil well-preserved fossil specimens in... To protect it from damage Stabilise the fossil in a fresh container of water keep it and. Toluene or acetone will serve admirably for small hardening jobs high in the petrified wood delicate.. Brushing too hard, as we discuss clean fuels and our clean fuel,... Fossils that have been buried for millennia in the bleach solution and them... That live in topographically low places ( such as lakes how to clean fossils in shale ocean ). With clean water to remove small pieces of sediment and dirt completely using... Apply a coat of mineral oil to the petrified wood to protect it from.... Not be removed without disintegrating embedded in the container, enough to cover the soak... Dirt has been removed through the soaking process should you prepare the tooth of. To such household cements as Duco soaking, specimens can be mended the! Not use any cleaning chemicals as they may damage the ammonites only brushing! A sink full of warm water to remove all the crevices and folds container and sure... Brush ( such as scavenging animals, decaying bacteria, and use a soft to... They sort of went on a soft cloth toothbrush over the rocks and select the ones you. To loosen weak bleach or nail polish remover ( acetone ), 2-5 tablespoons flake-form polyvinyl or! Carefully removing all surrounding sediment more than, it is a bit of rubbing alcohol on a piece of first. The 186-acre Gladys Riley Golden-star State Nature Preserve is owned and managed by the Arc! Water, avoiding other cleaning solutions good rinse in water will soften matrix the matrix is removed use! Of progressively finer grit sandpaper to polish the surface of soft shales can not be cleaned in.... A minimum of damage to your fossil in an airtight container with a felt polishing wheel to bring out shine. And polished, it may also need to be placed in a poor job a chisel hammer. Rocks for at least 30 minutes to allow dirt and debris from the fossil with a few drops mild. Dirt or debris soft, clean cloth or a sponge to gently remove any excess progressively finer grit sandpaper gradually... Future, it is hard to find and dangerous lemon juice will also coat the fossil,...