The Afghanite is a blue collector stone...
It can be find in the same deposits as the lazulite with wich it is often confused.
To learn more about the mineralogy of the afghanite, see Mindat.ord
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Afghanite
- Translations : Afghanite, Afghanit, Afghanita, Афганит, アフガン
- Etymology : Name of the country: Afghanistan.
- Discovery: 1968
- Type localityLapis Lazuli mine of Sar-E-Sang, Badakshan.
Gemological data
- Chemical formula : (Na,Ca,K)8 (Si,Al)12 O24 (SO4,Cl,CO3)3 H2 O
- Hardness (Mohs) : 5.5 - 6
- Density : 2.55 - 2.65
- Refractive index : 1.52
- Crystal system : Hexagonal
- Group : Cancrinite
- Mineralogical Class : Tectosilicates
The gallery
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- Afghanite
