IMA mineral species
Harkerite
Ca₄₈Mg₁₆[AlSi₄O₁₅(OH)]₄(BO₃)₁₆(CO₃)₁₆·2(H₂O,HCl)
Borate mineral.
Properties
| Chemical formula | Ca₄₈Mg₁₆[AlSi₄O₁₅(OH)]₄(BO₃)₁₆(CO₃)₁₆·2(H₂O,HCl) |
|---|---|
| Elements | Ca, Mg, Al, Si, O, H, B, C, Cl |
| Crystal system | Trigonal |
| Mohs hardness | — |
| Density | — |
| Streak | — |
| Color | — |
| IMA symbol | Hkr |
| Nickel–Strunz class | 6.AB.70 |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
Learn more
- Harkerite on Mindat.org
- Wikidata item Q3783369 (source of this page's data – you can correct it there)
IMA mineral species
Trigonal