Named in honor of Dr.J.E.Marr (1857-1933), English geologist, marrite, which is the arsenic equivalent of freieslebenite, is one of the rarest species from Lengenbach. The crystals are monoclinic and black-gray colored, often irisated. It’s usually associated to binnite, pyrite and xanthoconite.
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Echeloned marrite crystals growth accompanied by pyrite. Very nice specimen. |
| Field of view 7 mm. |
| Collection and Photo: Stephan Wolfsried. |
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Photo
Copyright © Stephan
Wolfsried 06/2006
This image is copyrighted. Unauthorized reproduction prohibited. |
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Very complicated marrite growth with xanthoconite. |
| Field of view 3 mm. |
| Collection and Photo: Stephan Wolfsried. |
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Photo
Copyright © Stephan
Wolfsried
This image is copyrighted. Unauthorized reproduction prohibited. |
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