Calcite continues to play a critical role in enhancing product performance due to its high brightness, chemical purity, and ...
When looking at calcite under a microscope, a scientist would immediately recognize the crystalline form of calcium carbonate by its rhombohedral appearance. That is, calcite is shaped like a ...
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Some starfish made of a brittle material fortify themselves with architectural antics. Beneath a starfish’s skin lies a skeleton made of pebbly growths, called ossicles, which mostly consist of the ...
This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...
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