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vlies van poederige Erythrien opcobalt-erts houdend ...

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poederige overkorsting van Erythrien opcobalt-erts h...

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poederachtig vlies van Erythrien opcobaltien -ader i...

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Erythrien als dun vlies; compact en mass met linneiet

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Skutterudiet

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geassocieerd met roze bolvormige erythriet

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massieve tot fijnkristallijne Titaniet met iets cord...

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Cobalt oxyde terreux

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Cobalt oxyde brun

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