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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 595 matches |
| Author | Message |
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 Topic: An interesting 10 inch multi mineral Blackdene plate |
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| Jesse Fisher Replies: 4 Views: 1099 |
 Forum: Micros & Macros - Images of Minerals Posted: Apr 05, 2025 10:09 Subject: Re: An interesting 10 inch multi mineral Blackdene plate |
| If the specimen is actually from Blackdene, I would be very surprised if there is any baryte present. The combination of baryte and fluorite is only seen in a few mines along the periphery of the fluo ... | |
| Topic: A mineralogical trip through Germany / Sachsen - Saxony |
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| Jesse Fisher Replies: 122 Views: 202770 |
Forum: A mineralogical trip through Germany Posted: Mar 28, 2025 15:42 Subject: Re: A mineralogical trip through Germany / Sachsen - Saxony |
| A great specimen, Jesse. And a great story behind it :-)
Wish I knew more but I could not get anything from the dealer who had it back in Munich. I would be interested to hear from anyone who might ... |
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| Topic: A mineralogical trip through the regions of the UK - England / County Durham |
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| Jesse Fisher Replies: 120 Views: 223283 |
Forum: A mineralogical trip through the regions of the UK Posted: Mar 23, 2025 11:17 Subject: Re: A mineralogical trip through the regions of the UK - England / County Durham |
| An old Weardale specimen, recently surfaced at the Tucson show. Thanks to New York dealer John Betts who once owned the specimen, I have traced it back to Henery D. Miller, a collector who was active ... | |
| Topic: A mineralogical trip through Germany / Sachsen - Saxony |
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| Jesse Fisher Replies: 122 Views: 202770 |
Forum: A mineralogical trip through Germany Posted: Mar 23, 2025 10:54 Subject: Re: A mineralogical trip through Germany / Sachsen - Saxony |
| Yet another Beihilfe fluorite. I first came across this specimen at the Munich show a while back, 2011, I think. I wasn't quick enough and someone else got it first. I knew who the someone else was, s ... | |
| Topic: Fake titanium quartz crystal ponder |
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| Jesse Fisher Replies: 5 Views: 1997 |
Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Feb 23, 2025 16:02 Subject: Re: Fake titanium quartz crystal ponder |
| Quartz (and sometimes other minerals) treated to an evaporated or diffused coating of titanium. Known commercially as "Aqua Aura", first appeared on the market in the mid 1990s as I recall. | |
| Topic: Adularia from Switzerland |
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| Jesse Fisher Replies: 5 Views: 1919 |
Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Jan 28, 2025 15:37 Subject: Re: Adularia from Switzerland |
| I have a similar specimen, which was labeled "Val Cristallina, near Medel, Grisons, Switzerland". There is a Mindat page for the location:
http://www.mindat.org/loc-29363.html |
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| Topic: Labeled on back as "England" but not sure locality or even if England at all |
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| Jesse Fisher Replies: 15 Views: 3948 |
Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Jan 14, 2025 11:27 Subject: Re: Labeled on back as "England" but not sure locality or even if England at all |
| In the back-lighted photo I see some black material in some of the corners. Possibly bitumen? This was common with fluorite from S. Illinois. Not sure about Wolsendorf or Frohnau. | |
| Topic: Labeled on back as "England" but not sure locality or even if England at all |
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| Jesse Fisher Replies: 15 Views: 3948 |
Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Jan 06, 2025 14:19 Subject: Re: Labeled on back as "England" but not sure locality or even if England at all |
| Not England. S. Illinois is most likely, I think. | |
| Topic: A mineralogical trip through Germany / Sachsen - Saxony |
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| Jesse Fisher Replies: 122 Views: 202770 |
Forum: A mineralogical trip through Germany Posted: Sep 04, 2024 12:10 Subject: Re: A mineralogical trip through Germany / Sachsen - Saxony |
| Another German fluorite. The first one I ever acquired around 20 years ago. At the time it was labeled "Weardale", maybe because of the Weardale-like twins, but I knew it was not. Barite and ... | |
| Topic: FMF - 18th anniversary |
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| Jesse Fisher Replies: 12 Views: 8406 |
Forum: Comments & Suggestions Posted: Aug 08, 2024 10:39 Subject: Re: FMF - 18th anniversary |
| Who is this person, and what happened to him? It looks like he was having fun, however! | |
| Topic: Kimberlite and Diamond? |
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| Jesse Fisher Replies: 7 Views: 5603 |
Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Apr 06, 2024 11:19 Subject: Re: Kimberlite and Diamond? |
| I recall seeing a dealer at the Munich show around that time who was selling diamond in kimberlite matrix specimen that had been assembled, though without the statuary. They were, however, labeled &qu ... | |
| Topic: Fluorite crystallography? |
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| Jesse Fisher Replies: 28 Views: 120189 |
Forum: Minerals and Mineralogy Posted: Nov 28, 2023 11:08 Subject: Re: Fluorite crystallography? |
| Another Naica fluorite, which according to Pete's analysis would be cube-dodechahedral habit. From the find circa 2005. | |
| Topic: A mineralogical trip through Germany / Bayern - Bavaria |
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| Jesse Fisher Replies: 33 Views: 71724 |
Forum: A mineralogical trip through Germany Posted: Oct 06, 2023 14:48 Subject: Re: A mineralogical trip through Germany / Bayern - Bavaria |
| Fluorite with dolomite and minor galena, from an unknown mine in the Wolsendorf area. | |
| Topic: Pele's Hair and Tears |
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| Jesse Fisher Replies: 5 Views: 12059 |
Forum: Minerals and Mineralogy Posted: Sep 26, 2023 10:44 Subject: Re: Pele's Hair and Tears |
| Pele's hair is a common byproduct of active lava fountaining during an eruption of basaltic lava at a volcano such as Hawaii's Kilauea. It is produced during fountaining when escaping volatile gases ( ... | |
| Topic: A phase coming to an end (but nothing about FMF ,-) |
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| Jesse Fisher Replies: 11 Views: 21001 |
Forum: Off-Topic and Introductions Posted: Sep 17, 2023 11:23 Subject: Re: A phase coming to an end (but nothing about FMF ,-) |
| It has been said that the only constant in life is change. After being involved with mineral collecting for around 40 years now, this is becoming all too evident. In recent years many of the dealers a ... | |
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