Striation (geology)
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Striations observed in Peloponnese, Greece.
Slickenside striations on a Pyrite-coated fault surface
In geology, a striation means linear furrows generated from fault movement; The striation's direction reveal the movement directions in the fault plane. Similar striations can occur with glaciation.
Striations can also be a growth pattern shown on certain faces of certain minerals. Minerals that can include growth striations include Pyrite, Feldspar, Quartz, Tourmaline, and Sphalerite. Also called "hairline" grooves.
See also
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