IMA mineral species

Fluor-liddicoatite

Ca(Li₂Al)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F

Cyclosilicate mineral.

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Fluor-liddicoatite specimen
Fluorliddicoatite7444-6.jpg · Wikimedia Commons (see file page for author & license)

Properties

⛏ Mohs hardness7.5
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Harder than quartz: scratches glass and steel.

Chemical formulaCa(Li₂Al)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F
ElementsCa, Li, Al, Si, O, B, H, F
Crystal systemTrigonal
Mohs hardness7.5
Density—
Streak—
Color—
IMA symbolFld

“—” means no reliable value in Wikidata yet. Check Mindat for full data.