
Trattnerite,
(Fe,Mg)2(Mg,Fe)3(Si12O30)
Stradner Kogel quarry, Wilhelmsdorf, Bad Gleichenberg, Styria, Austria.
Photo & Coll. Walter Trattner
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A T H E N A |

Trattnerite,
(Fe,Mg)2(Mg,Fe)3(Si12O30)
Stradner Kogel quarry, Wilhelmsdorf, Bad Gleichenberg, Styria, Austria.
Photo & Coll. Walter Trattner