metamorphic
Greenschist
Metamorphic rock (chlorite-epidote-albite schist)
AI-generated identification · may be incorrectHardness of 3-4 on the Mohs scale, greenish color due to chlorite, submetallic to pearly luster, foliated crystal structure.
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Physical properties
Hardness of 3-4 on the Mohs scale, greenish color due to chlorite, submetallic to pearly luster, foliated crystal structure.
Formation & geological history
Formed through regional metamorphism of mafic igneous rocks under low-to-medium temperature and pressure conditions.
Uses & applications
Used locally as crushed stone, decorative landscaping rock, and occasionally in rough masonry.
Geological facts
The characteristic green color comes from abundant green sheet silicates like chlorite, actinolite, and epidote.
Field identification & locations
Identify in the field by its distinct green hue and visible foliation; commonly found in ancient orogenic belts.
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