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Natural copper is relatively soft and often found in intricate and unique structures
Paradoxides sp
these individual “grapes” can range in color from turquoise to deep purple
from the Cambrian age
Pure fluorite is clear
Yellow Fluorite Sphalerite Natural copper is relatively softFluorite is one of the most variable of all crystalline minerals, occurring in shades of blue, green, purple, red and many other colors corresponding to their physical makeup and conditions when the mineral was formed. The name fluorite comes from its use as a flux, or chemical cleaning agent, in iron smelting and other metallurgy. Pure fluorite is clear, but most specimens have vivid color due to various impurities and are often fluorescent. With a
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