IMA mineral species

Ekanite

Ca₂ThSi₈O₂₀

Phyllosilicate mineral.

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Ekanite specimen
Cut crystal of Ekanite.JPG · Wikimedia Commons (see file page for author & license)

Properties

🔷 Tetragonal✏️ streak white
Chemical formulaCa₂ThSi₈O₂₀
ElementsCa, Th, Si, O
Crystal systemTetragonal
Mohs hardness—
Density—
Streakwhite
Color—
IMA symbolEk
Nickel–Strunz class9.EA.10

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

🌍 Where it's found

Type locality (where it was first described): Ratnapura, Sri Lanka

  • 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.