Triangular silicates {inosilicate} can be long chains.
Inosilicate {pyroxene} can be green or black and granular or fibrous.
CaMgSi2O6 [2 and 6 are subscripts] {diopside} is calcium and magnesium pyroxene.
feldspar and pyroxene mixture {basalt}|.
Inosilicate {amphibole} can be white to black-green.
Hard green amphibole {jade}| is for jewelry.
(Ca,Na,K,Mg,Fe,Al)Si2O6 [2 and 6 are subscripts] {hornblende} is calcium, sodium, potassium, magnesium, iron, and aluminum amphibole and is monoclinic.
5-Earth Science-Mineral-Kinds-Silicates
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Date Modified: 2022.0225