greenschist (Q917402)
metamorphic rock formed in temperatures of 300–450 °C and pressures of 2–10 hPa, with an abundance of green minerals (e.g. chlorite, serpentine, epidote) and platy minerals (muscovite, serpentine)
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aliases greenstone
description metamorphic rock formed in temperatures of 300–450 °C and pressures of 2–10 hPa, with an abundance of green minerals (e.g. chlorite, serpentine, epidote) and platy minerals (muscovite, serpentine)

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