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A general guide for using the Forum with some rules and tips
The information provided within this Forum about localities is only given to allow reference to them. Any visit to any of the localities requires you to obtain full permission and relevant information prior to your visit. FMF is strictly against any illicit activities related to collecting minerals.
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| Search found 8 matches |
| Author | Message |
|---|---|
 Topic: Aragonite "drill bit" twin |
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| Peter Seroka Replies: 16 Views: 26040 |
 Forum: Minerals and Mineralogy Posted: Apr 01, 2020 12:19 Subject: Re: aragonite "drill bit" twin |
| Hi Bob
If you let me have your.address by PM, I'll send you a few more of those aragonite crystals with "drill bit terminations" (with visible grooves) from Molina de Aragon. As I am co ... |
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| Topic: Are there any Sicilian Sulphur fakes still around? |
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| Peter Seroka Replies: 12 Views: 29807 |
Forum: Incorrect classification and fakes Posted: May 20, 2019 12:42 Subject: Re: Are there any Sicilian Sulphur fakes still around? |
| Sulfur fakes
In the second half of the 1970s, larger quantities of excellent sulfur specimen from Sicily were offered worldwide. The crystals were perfect, plus they were big and of great color and ... |
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| Topic: Rare quartz crystals |
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| Peter Seroka Replies: 6 Views: 13973 |
Forum: Minerals and Mineralogy Posted: May 27, 2016 17:01 Subject: Re: Rare quartz crystals |
| Hi Pete
thanks for your answer. Sorry, I really do not know, how to make an estimate of the angle that the faces on the termination make with the c-axis. I am completely unexperienced in measurin ... |
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| Topic: Auction : minerals from the Alexandre Delerm collection |
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| Peter Seroka Replies: 8 Views: 19947 |
Forum: Mineral Shows Posted: May 27, 2016 15:37 Subject: Re: Auction : minerals from the Alexandre Delerm collection |
| Hi
I would not over-rate the auction house Druot in Paris, at least not when it comes to mineral auctions.(antiques might be different, I don' t know). I have attended a few auctions and I have ... |
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| Topic: Rare quartz crystals |
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| Peter Seroka Replies: 6 Views: 13973 |
Forum: Minerals and Mineralogy Posted: May 26, 2016 18:08 Subject: Rare quartz crystals |
| Hi
could anyone guess or tell me, what kind of crystal (and/or habit) those two xtls could be ? Thank you Peter |
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| Topic: A new and more restrictive law in Germany regulating the collection of minerals? |
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| Peter Seroka Replies: 5 Views: 11450 |
Forum: Off-Topic and Introductions Posted: Oct 27, 2015 13:29 Subject: Re: A new and more restrictive law in Germany regulating the collection of minerals? |
| The most undemocratic and most senseless law, threatening private collectors and scientists as well.
The German government plans to pass a so called cultural goods protection bill in the beginning ... |
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| Topic: Fluorite crystal morphology |
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| Peter Seroka Replies: 6 Views: 12543 |
Forum: Minerals and Mineralogy Posted: Aug 24, 2014 16:16 Subject: Re: Fluorite crystal morphology |
| Hi Philip
the scientific term you're looking for is "Polysynthesis" . The special "stepped" crystals you refer to are sometimes called "Aztec pyramides" (by collecto ... |
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| Topic: Collecting fluorites |
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| Peter Seroka Replies: 3 Views: 8779 |
Forum: Minerals and Mineralogy Posted: Mar 20, 2014 20:15 Subject: Re: collecting fluorites |
| Hi
Jesse has covered almost all of the most famous fluorite localities; however, there are hundreds, if not more other deposits and/ or mines, known for their extraordinary specimen. If you really ... |
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