Species / Silicates / #0037
Afghanite
Silicates trigonal #0037
Afghanite is a mineral species described as tectosilicate mineral. It is classified under the Nickel-Strunz scheme and its reference data is listed below.
| Formula | (Na,K)₂₂Ca₁₀(Si₂₄Al₂₄)O₉₆(SO₄)₆Cl₆ |
| Strunz code | 9.FB.05 |
| Class | Silicates |
| Crystal system | trigonal |
| Type locality | Ladjuar Medam |
| Named after | Afghanistan |
| Streak | white |
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Composition
Composition varies — this species has no single resolved formula.
Physical
Mohs
Density
g/cm³