Stromatolite Morocco crystal and malachite are copper minerals

and malachite are copper minerals with distinct colors

Okenite is known for its soft

Unlike minerals or crystals

This specimen comes from Missouri

Named after Selene

Stromatolite Morocco crystal and malachite are copper mineralsStromatolites are layered colonial sedimentary structures predominantly formed by photosynthetic microorganisms, such as cyanobacteria. They are the oldest living fossil, which are primarily responsible for putting oxygen into the atmosphere. Their origins date back over three billion years and were the dominant life form on Earth for more than two billion years. Modern day stromatolites are rare, and can often be found in parts of Australia. This