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The chemical formula for Chalcopyrite is CuFeS2
surrounded by howlite and black onyx
Its pair is CHI215jr
These large black obsidian spheres are polished to a high shine and are very reflective
30 mm x 20 mm
CHI188jr Chinese Agate, Traditional Mine Grape Agate The chemical formula for ChalcopyriteThis is a specimen featuring two sections of yellow, orange, and red agate and a crystal center. 4. 8 cm x 6 cm 0. 14 lbs Agates from the Traditional Mine generally have a gray exterior with red, yellow, orange, pink, or purple agate interior. A quartz center is also common. These agates make for great carvings and specimens and fetch a high price as a result. The mines have been closed since 2016 and agate collecting has been prohibited, so any rough