![12PK Raw Limestone Chalk, Sedimentary Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs | Sedimentary rocks, Sedimentary, Limestone 12PK Raw Limestone Chalk, Sedimentary Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs | Sedimentary rocks, Sedimentary, Limestone](https://i.pinimg.com/736x/d1/d6/af/d1d6af4f5b2d75c9e33918601ea3f5e0.jpg)
12PK Raw Limestone Chalk, Sedimentary Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs | Sedimentary rocks, Sedimentary, Limestone
![Found at the top of eroded hill of similar color (W. NV). Nearby to chalk and selenite. Looks like it's made up of tiny crystals, but not sure if that's case. What Found at the top of eroded hill of similar color (W. NV). Nearby to chalk and selenite. Looks like it's made up of tiny crystals, but not sure if that's case. What](https://preview.redd.it/found-at-the-top-of-eroded-hill-of-similar-color-w-nv-v0-dig4712jmly91.jpg?width=640&crop=smart&auto=webp&s=63b869bb7de58ec642f73d7f0666437bcfc0eeeb)
Found at the top of eroded hill of similar color (W. NV). Nearby to chalk and selenite. Looks like it's made up of tiny crystals, but not sure if that's case. What
![Limestone is a type of sedimentary rock that is mainly made up of a substance called calcium carbonate. Calcium carbonate has the chemical formula, CaCO. - ppt download Limestone is a type of sedimentary rock that is mainly made up of a substance called calcium carbonate. Calcium carbonate has the chemical formula, CaCO. - ppt download](https://images.slideplayer.com/15/4508562/slides/slide_3.jpg)