Calcite

Why Are Shark Teeth Black

Why sharks teeth turn black? Shark teeth are preserved if the tooth is buried, which prevents decomposition by oxygen and … More

Is Ice A Metamorphic Rock

Is ice a sedimentary rock? They are naturally occurring (not man-made), solid (not liquid, gas, plasma, etc.), and they can … More

Why Are Sharks Teeth Black

Are sharks teeth always black? Fossilized shark teeth aren’t always black. They can be gray, brown, beige, or even red, … More

What Kind Of Rock Is Shale

Is shale a metamorphic rock? Shale is a fine-grained sedimentary rock that is formed by the compression of muds. This … More

Why Is Marble So Popular

Why is marble so valuable? Marble is so expensive because of its finite nature, durability and timeless beauty. The natural … More

What Are 3 Uses For Minerals

What are the five uses of minerals? Five uses of minerals are:. Minerals like iron are used for constructing purpose.Minerals … More

Is Obsidian Hard To Break

How easy does obsidian break? To collect obsidian, a diamond pickaxe or better must be used. It takes 250 seconds … More