IMA mineral species
Morimotoite
Ca₃(Ti,Fe²⁺,Fe³⁺)₂((Si,Fe³⁺)O₄)₃
Mineral, nesosilicate garnet.
Properties
⛏ Mohs hardness7.5
💅🪙🍶🔪💎
Harder than quartz: scratches glass and steel.
| Chemical formula | Ca₃(Ti,Fe²⁺,Fe³⁺)₂((Si,Fe³⁺)O₄)₃ |
|---|---|
| Elements | Ca, Ti, Fe, Si, O |
| Crystal system | Cubic |
| Mohs hardness | 7.5 |
| Density | — |
| Streak | — |
| Color | — |
| IMA symbol | Mmt |
| Nickel–Strunz class | 9.AD.25 |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
🌍 Where it's found
Type locality (where it was first described): Fuka mine, Japan
- 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
- Morimotoite on Mindat.org
- Wikidata item Q3863005 (source of this page's data – you can correct it there)
IMA mineral species
7–8
Cubic