Sediment

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 Is Galveston Water Brown

Why is the water not clear in Galveston? However, Galveston water is mostly shallow causing the sand and sediment turnover … 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 Is Mudstone Made Of

What minerals make up mudstone? Clay minerals are the most abundant minerals in mudstones, making up over 60% of all … More

Do Rocks Grow

How much do rocks grow? Instead, the rocks actually grow at a rate of about 1 millimeter per day. Does … 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

How Is Bedrock Formed

What is underneath bedrock? Bedrock is the hard, solid rock beneath surface materials such as soil and gravel. Bedrock also … More

What Is Clay Made Up Of

Where does clay come from? Clay comes from the ground, usually in areas where streams or rivers once flowed. It … More

Who Invented Clay Pots

Who made clay pots? A person who makes clay pots is called pottery…. When were clay pots invented? Pottery has … More

What Causes Blue Clay

Is blue clay natural? The blue clay, or rapan, is traditionally obtained from the land around Lake Yesterup in Siberia … More

How Is Clay Formed

What is clay and how it is formed? Clay is a soft, loose, earthy material containing particles with a grain … More