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ALL meanings of cummingtonite

cum·ming·ton·ite
C c
  • noun cummingtonite an amphibole mineral, magnesium iron silicate hydroxide, found in metamorphic rocks 3
  • noun cummingtonite an amphibole mineral, magnesium-iron silicate, similar in composition to anthophyllite but richer in iron. 1
  • noun cummingtonite (mineralogy) A mineral, magnesium-iron silicate hydroxide, (Mg,Fe)7Si8O22(OH)2. 0
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