File:Dalnegroite.jpg
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English: Acicular black crystal of the extremely rare and relatively new mineral dalnegroite (IMA 2009-058) from the type and only known locality worldwide (Lengenbach Quarry, Binntal, Wallis, Switzerland), in a tiny matrix of crystallized realgar. Analyzed specimen (EDX and XRD) by F.Nestola. Official Code Number L27.323 from 1996. Ex.M.Ecker and T.Raber collections. Very few specimens known, maybe two "big samples" or a few more, being this tiny specimen a part of the two known specimens. |
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| Source | Own work |
| Author | David Hospital |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:07, 22 January 2018 | | 876 × 667 (92 KB) | David Hospital (talk | contribs) | User created page with UploadWizard |
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