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PhotosIncorrect ID

18th Apr 2023 21:49 UTCCarsten Slotta 🌟 Expert

Looks rather like olivenite to me than duftite.

19th Apr 2023 17:21 UTCUwe Kolitsch Manager

Mail sent.

20th Apr 2023 16:57 UTCUwe Kolitsch Manager

It's duftite (which was also my first guess) - the matrix also contains galena.
Will edit caption.

21st Apr 2023 09:46 UTCCarsten Slotta 🌟 Expert

Why? Has it been analyzed or just because there is galena in the matrix? The crystals look monoclinic to me. The habit would be very unusual for duftite.

21st Apr 2023 17:09 UTCUwe Kolitsch Manager

The crystals look monoclinic to me.
They look clearly orthorhombic. (Besides olivenite is strongly pseudo-orthorhombic.)
 

> The habit would be very unusual for duftite.  

Duftite at the Clara mine can show a very large variety of habits and colours.
Feel free to suggest to the uploader to make an acid test with dilute HCl.




21st Apr 2023 21:44 UTCCarsten Slotta 🌟 Expert

Mhmm..I still see short prismatic monoclinic crystals. But you are right Uwe, the Clara mine never ceases to surprise. But anyway, only a test will tell for sure.



 


 


 
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