Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Cumulate

A rock subtype
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A general term for igneous rocks composed of crystals that accumulated due to gravitational settling in a magma.
An igneous rock formed by the accumulation of crystals that settle out from a magma by the action of gravity; examples include layered igneous deposits such as the Bushveld complex in South Africa and the Stillwater complex in Montana.

Synonym: accumulative rock


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Unique IdentifiersHide

Mindat ID:
51089
Long-form identifier:
mindat:1:1:51089:5

Similar NamesHide

CimoliteA variety of 'Bentonite'

Classification of CumulateHide

Internet Links for CumulateHide

References for CumulateHide

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