Ameghinite
| Ameghinite | |
|---|---|
 | |
| General | |
| Category | Nesoborates |
| Formula (repeating unit) | NaB3O3(OH)4 |
| IMA symbol | Agh[1] |
| Strunz classification | 6.CA.10 |
| Crystal system | Monoclinic |
| Crystal class | Prismatic (2/m) (same H-M symbol) |
| Space group | C2/c |
Ameghinite, Na[H4B3O7][2] or NaB3O3(OH)4,[3][4] is a mineral found in Argentina. It is a soft mineral with a Mohs hardness of 2–3. Ameghinite has a monoclinic crystal system.
It was first described in 1967 for an occurrence in the Tincalayu Mine, Salar Del Hombre Muerto, Salta, Argentina.[2] It was named for Argentine geologist brothers, Carlos Ameghino (1865–1936) and Florentino Ameghino (1854–1911).[3]
References
[edit]- ^ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
- ^ a b Mindat.org
- ^ a b Handbook of Mineralogy
- ^ Webmineral data
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