Product Review
Limestone is made up of organic material, mostly calcium carbonate. The massive, gray variety is often found despoited in marine environments. Limestone is an important rock in industry and education. In the classroom it can be used in identification exercises and demonstrating the differing deposition styles of sedimentary rocks. This sample is also available in packs of 12.
- Gray limestone sample approximately 1" (3cm) in size
- Limestone formed from the precipitation of calcium carbonate out of solution, in the ocean or in a shallow marine environment
- Perfect size for use in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements
- Excellent for demonstrating the tendency of calcium carbonate to effervesce in acid
- Specimen comes in clear labeled and barcoded bag for ideal storage
