pinite


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pin·ite

 (pĭn′īt′, pē′nīt′)
n.
A gray, green, or brown mineral similar to mica, formed by chemical alteration of other minerals, such as cordierite.

[After Pini, a mine in Saxony.]

pinite

(ˈpɪnaɪt; ˈpaɪ-)
n
(Minerals) a greyish-green or brown mineral containing amorphous aluminium and potassium sulphates
[C19: from German Pinit, named after the Pini mine, Schneeberg, Saxony]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pinite - grey or green or brown mineral similar to mica and containing aluminum and potassium sulphates
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
References in periodicals archive ?
Cordierite appears to be common in many of the rocks, though in most cases is completely retrograded to pinite or sericite making it difficult to be certain in rocks that have been completely retrograded.
sandarac (polycommunic acid polymer), Congo copal (labdanoid polymer with enantio configuration), retinite (moderate retene amber with low succinic acid content), Prussian and Baltic ambers (from Pinites succinifera), Liquidambar orientalis (based on benzoic acid esters/styrene), Myrrh (triterpenoid resin) and schraufite (Lebanese amber).