IMA mineral species
Ternesite
Ca₅(SiO₄)₂(SO₄)
Nesosilicate mineral, ternesite-silicocarnotite solid solution series.
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Properties
🔷 Orthorhombic✏️ streak white
| Chemical formula | Ca₅(SiO₄)₂(SO₄) |
|---|---|
| Elements | Ca, Si, O, S |
| Crystal system | Orthorhombic |
| Mohs hardness | — |
| Density | — |
| Streak | white |
| Color | — |
| IMA symbol | Tns |
| Nickel–Strunz class | 9.AH.20 |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
🌍 Where it's found
Type locality (where it was first described): Caspar quarry, Germany
- 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.
Learn more
- Ternesite on Mindat.org
- Wikidata item Q3984502 (source of this page's data – you can correct it there)
IMA mineral species
Orthorhombic