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Holdenite

(Mn²⁺,Mg)₆Zn₃(AsO₄)₂(SiO₄)(OH)₈

IMA grandfathered

Skład

Composizione (% in peso)

Mn

O

Zn

As

MnManganese31.9%
OOxygen31.0%
ZnZinc19.0%
AsArsenic14.5%
SiSilicon2.7%
HHydrogen0.8%

Etymologia

Nazwany na cześć Albert F. Holden.