Raw Gray Limestone, Sedimentary Rock Specimen - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Eisco Labs

GRAY LIMESTONE | The massive, gray variety of limestone is often found deposited in marine environments. It is made up of organic material, primarily calcium carbonate GREAT FOR GEOLOGY CLASSROOMS | Excellent for demonstrating the tendency of calcium carbonate to effervesce in acid, and is perfect for identification and classification exercises GEOLOGIST SELECTED | Each specimen is selected and hand processed by an actual geologist, ensuring each sample exhibits defining features LOCALLY PROCESSED | Our rock and mineral samples are sourced from a variety of locations around the world and are processed in Victor, NY INDIVIDUALLY PACKAGED & LABELED | Each specimen sample is packaged in a transparent bag, and is labeled & barcoded for easy identification Raw Gray Limestone SpecimenSingle Sample, 1"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 t