Properties
| Chemical formula | (Ca,Ba)Ca₈Fe²⁺₂Mn²⁺₂Al₂(PO₄)₁₀(OH)₂ |
|---|---|
| Elements | Ca, Ba, Fe, Mn, Al, P, O, H |
| Crystal system | — |
| Mohs hardness | — |
| Density | — |
| Streak | white |
| Color | — |
| IMA symbol | Sms |
| Nickel–Strunz class | 8.BF.10 |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
🌍 Where it's found
Type locality (where it was first described): Palermo No. 1 mine, United States
- 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
- Samuelsonite on Mindat.org
- Wikipedia article
- Wikidata item Q3946683 (source of this page's data – you can correct it there)
IMA mineral species
Yellow