IMA mineral species

Reedmergnerite

NaBSi₃O₈

Feldspar, tectosilicate mineral.

Reedmergnerite specimen
Earth-and-Man--Reedmergnerite.jpg · Wikimedia Commons (see file page for author & license)

Properties

⛏ Mohs hardness6 – 7
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Harder than quartz: scratches glass and steel.

⚖ Density2.776 g/cm³
Average
Chemical formulaNaBSi₃O₈
ElementsNa, B, Si, O
Crystal systemTriclinic
Mohs hardness6 – 7
Density2.776 g/cm³
Streak—
Color—
IMA symbolRm
Nickel–Strunz class9.FA.35

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