Limestone
Abstract
Description
Mohs Hardness: 3-4. Limestone is a sedimentary rock, most of which is composed of skeletal fragments of marine organisms. Most limestone is made into crushed stone and used as a construction material, including road base construction and as an aggregate in concrete. It is also a necessary ingredient in the process of purifying molten glass and steel.
item.page.type
natural object
StillImage
StillImage
item.page.format
image/jpeg
Keywords
environmental sciences