Crystopedia
IMA mineral species

Margarite

CaAl₂(Si₂Al₂)O₁₀(OH)₂

Mica, phyllosilicate mineral.

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Margarite specimen
Margarite-202074.jpg · Wikimedia Commons (see file page for author & license)

Properties

🔷 Monoclinic
Chemical formulaCaAl₂(Si₂Al₂)O₁₀(OH)₂
ElementsCa, Al, Si, O, H
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolMrg
Nickel–Strunz class9.EC.30

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

🌍 Where it's found

Type locality (where it was first described): Grosser Greiner, Austria

  • Type locality
  • Notable source / deposit
  • Country of origin

Marker positions are approximate (region or locality level). Type localities from Wikidata; notable sources curated by Crystopedia.

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