Paqueite

paqueite

melilite

hibonite

hercynite

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Formula: Ca₃TiSi₂(Al,Ti,Si)₃O₁₄
Unclassified silicate, titanium-bearing mineral
Crystal System: Trigonal
Specific gravity: 3.39 calculated (AM 107.2321)
Common impurities: Na,V,(Sc,Mg)
Environments

Meteorites

Paqueite is likely formed from late-stage melting (AM 107.2321).
Paqueite is a relatively new mineral, approved in 2013.

Localities

At the type locality, the Allende meteorite, Pueblito de Allende, Chihuahua, Mexico, paqueite occurs as micron-sized crystals, within aluminium-rich melilite. Associated minerals include spinel, perovskite, melilite group minerals, hibonite, hercynite, grossular, grossmanite, davisite, coulsonite, corundum, burnettite, beckettite and anorthite (Mindat).

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