ANTHOPHYLLITE
  talc pseudomorph of rare anthophyllite crystal, Quartz Creek, Washington, USA |
Hardness: 5 1/2 - 6Other characteristics.
ANTHOPHYLLITE
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| This is an amphibole (group of common rock-forming minerals, often with complex composition but mostly ferro-magnesian silicates), which forms prismatic crystals, but it is rare for it to do so. It occurs in massive, fibrous or lamellar habits. Hardness: 5 1/2 - 6Other characteristics. | |
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