绿纤石

绿纤石英語:)是一种含水的钙镁铝硅酸盐矿物,Ca2MgAl2[Si2O6OH][SiO4](OH)2(OH)其中镁,可被亚铁,錳,鈣所置换。屬单斜晶系。呈纤维状、针状集合体。绿褐色。玻璃光泽。硬度5.5~6.5。密度3.2g/cm³[1]。Pumpellite 以杏仁狀和裂縫充填物形式出現在變質的玄武岩輝長岩中。 它是葡萄石-绿纤石變質相的指示礦物。 它與綠泥石綠簾石石英方解石和葡萄石有關[2][3]

參考文獻

  1. Chesterman, Charles W. (1978). The Audubon Society field guide to North American rocks and minerals. New York: Alfred A. Knopf. p. 567. ISBN 0394502698.
  2. Hurlbut, Cornelius S.; Klein, Cornelis, 1985, Manual of Mineralogy, 20th ed., Wiley, ISBN 0-471-80580-7
  3. Mineralienatlas
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