rhodochrosite

[roh-duh-kroh-sahyt]
noun
a mineral, manganese carbonate, MnCO 3 , commonly containing some iron and calcium, and usually rose-red in color: a minor ore of manganese; manganese spar.
Also called dialogite.


Origin:
1830–40; < Greek rhodóchrōs rose-colored (rhódo(n) rhodo- + chrṓs color; cf. chroma) + -ite1

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rhodochrosite (ˌrəʊdəʊˈkrəʊsaɪt)
 
n
a pink, red, grey, or brown mineral that consists of manganese carbonate in hexagonal crystalline form and occurs in ore veins. Formula: MnCO3
 
[C19: from Greek rhodokhrōs of a rosy colour, from rhodon rose + khrōs colour]

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Example sentences
For example, iron-rich calcite and rhodochrosite weather more readily than equivalent minerals with low iron contents.
Ankerite, magnesite, and possibly rhodochrosite were each detected in one or two samples.
When the solution exceeded saturation with respect to rhodochrosite, calcite dissolution was nearly isotropic.
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