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Search found 697 matches |
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Sante Celiberti Replies: 2198 Views: 2835366 |
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HI, Michael.
After you said that your specimen doesn't fluoresce I also thought that the activator could derive from Galena. Many of my Calcites, with different paragenesis, fluoresce white, but t ... |
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Sante Celiberti Replies: 2198 Views: 2835366 |
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Hi, Michael.
I was hoping your Calcite would react to long waves. I bought, a month ago, a similar one (but on Galena) from the same locality and, once at home, I discovered a very vivid snow white ... |
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Sante Celiberti Replies: 2198 Views: 2835366 |
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Hi, Michael. How are you?
Did you try the fluorescence on the spherical Calcite from Stan Trg Mine? |
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Sante Celiberti Replies: 16 Views: 14673 |
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My best wishes to all the friends in the Forum and to their families. | |
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Sante Celiberti Replies: 2220 Views: 2455327 |
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Ciao, Don.
Receive my sincere felicitations on your well deserved 2nd red star. Very warm greetings from Tuscany. |
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Sante Celiberti Replies: 21 Views: 13093 |
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Ciao, LLuis.
Of course, the cylindrical shape, common in these stuffs, is evident. Nonetheless, I seem to see, amongst the shown material, at list three pieces with a coarse hexagonal shape. The s ... |
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Sante Celiberti Replies: 21 Views: 13093 |
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Lechatelierite seems to be the most likely identification, although I'm unable to reconcile the apparent and frequent hexagonal prismatic habit with the amorphous structure of Libyan dessert glass. | |
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Sante Celiberti Replies: 21 Views: 13093 |
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Beryl?
Habit, lustre, colour could fit. But, with no further tests, just a guess... |
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Sante Celiberti Replies: 21 Views: 13093 |
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Hello.
If you cannot test the hardness, try testing the gravity. On such a homogeneous material it should not be difficult. The hexagonal prismatic habit is a further indication. An -at least ap ... |
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Sante Celiberti Replies: 804 Views: 610010 |
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A nice Zircon in Sanidinite from the Volcanic Complex of Latium.
The correct locality name is "Botte, Vetralla, Viterbo Province, Lazio". Greetings from Tuscany, |
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Sante Celiberti Replies: 5 Views: 5047 |
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Arsenopyrite,
Take a look, on Mindat, at 2nd picture of Arsenopyrite from Monte Arsiccio (Tuscany). |
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Sante Celiberti Replies: 804 Views: 610010 |
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A very lovely typical Magnetite from the Alps.
Congratulations and greetings from Gavorrano. |
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Sante Celiberti Replies: 804 Views: 610010 |
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Dufrenoysite from Lengenbach, Switzerland
Wonderful piece. Congratulations. |
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Sante Celiberti Replies: 2554 Views: 2616871 |
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An absolutely good prase for the locality, highly sought after by Italian collectors. | |
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Sante Celiberti Replies: 2554 Views: 2616871 |
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Simply nice.
Congratulations on your impressive quartz sub-collection. Greetings from Tuscany. Sante |
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