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单词 θ6879
释义
the world > the earth > minerals > types of mineral > silicates > inosilicates single chain > [noun] > pyroxene > clinopyroxenes > others (4)
hedenbergite1822

A black crystalline variety of pyroxene, n.

manganhedenbergite1887

A variety of hedenbergite containing 6.5 per cent manganese oxide.

pigeonite1900

A mineral that is a silicate of magnesium, ferrous iron, and calcium, (Mg,Fe2+,Ca)2Si2O6, being a monoclinic calcium-poor pyroxene substantially free…

johannsenite1932

A brown, greyish, or greenish silicate of calcium and manganese, CaMnSi2O6, which often occurs with partial substitution of ferrous iron for…

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更新时间:2025/1/12 0:07:30