- The massive, gray variety of limestone is often found deposited in marine environments. It is made up of organic material, primarily calcium carbonate
- Excellent for demonstrating the tendency of calcium carbonate to effervesce in acid, and is perfect for identification and classification exercises. This set of six samples is excellent for group study and examination
- Each specimen is selected and hand processed, ensuring each sample exhibits defining features
- Sourced from a variety of locations around the world
- Each specimen sample is packaged in a transparent bag, and is labeled & barcoded for easy identification
The massive, gray variety of limestone is often found deposited in marine environments. It is made up of organic material, primarily calcium carbonate. Excellent for demonstrating the tendency of calcium carbonate to effervesce in acid, and is perfect for identification and classification exercises.
While each specimen will vary slightly in shape, size and color, it will measure approximately 1" in length. Each is individually packaged, labeled & barcoded for easy identification and storage.
Each specimen is selected and hand processed, ensuring that each sample exhibits defining features. Pack of 12 samples.