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Newest topics and users posts
20 Sep-02:40:46 The mizunaka collection - fluorapatite (Am Mizunaka)
19 Sep-10:07:40 Collection of carles millan: fluorite from huanggang (Carles Millan)
18 Sep-05:25:58 Re: malachite stalactites, katanga province (Jordi Fabre)
18 Sep-05:18:45 Re: malachite stalactites, katanga province (Peter Lemkin)
18 Sep-04:56:09 Malachite stalactites, katanga province (Roger Warin)
17 Sep-09:46:55 Re: tracing the dealer "minerals engineering" or brian petrovic (Tomcotterell)
17 Sep-09:30:37 Re: tracing the dealer "minerals engineering" or brian petrovic (Peter Megaw)
17 Sep-07:57:26 Minfind dot com is back! (Bob Kerr)
17 Sep-07:46:04 Re: sold as “green stilbite” (Alfredo)
17 Sep-07:18:23 Tracing the dealer "minerals engineering" or brian petrovic (Tomcotterell)
17 Sep-06:28:12 Re: sold as “green stilbite” (Charly H)
16 Sep-15:44:40 Re: sold as “green stilbite” (Pete Richards)
16 Sep-10:54:45 Re: sold as “green stilbite” (Charly H)
16 Sep-10:36:43 Re: sold as “green stilbite” (Bergur_e_sigurdarson)
16 Sep-10:12:03 Re: sold as “green stilbite” (Charly H)
16 Sep-05:57:03 Re: sold as “green stilbite” (Charly H)
16 Sep-05:55:13 Re: sold as “green stilbite” (Charly H)
16 Sep-01:26:21 Re: fulgurite (Peter Lemkin)
16 Sep-00:42:43 Re: sold as “green stilbite” (Jordi Fabre)
15 Sep-22:29:50 Re: sold as “green stilbite” (Matt_zukowski)
15 Sep-20:31:13 Re: sold as “green stilbite” (Bergur_e_sigurdarson)
15 Sep-20:14:50 Sold as “green stilbite” (Charly H)
15 Sep-17:02:00 Re: online catalog of the minerals of the igme collections - madrid community (Firmo Espinar)
15 Sep-16:16:11 Re: collection of sante celiberti (Sante Celiberti)
15 Sep-16:03:04 Re: fulgurite (B Glassburn)

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  Topic: Malachite stalactites, Katanga Province
Peter Lemkin

Replies: 2
Views: 242

PostForum: Minerals and Mineralogy   Posted: Sep 18, 2021 05:18   Subject: Re: Malachite stalactites, Katanga Province
Have fun comparing! That looks like very unusual matrix under the malachite to me! A photo from the other side would be interesting.

https://www.mindat.org/gallery.php?frm_id=pager&cform_is_val ...
  Topic: Fulgurite
Peter Lemkin

Replies: 8
Views: 445

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Sep 16, 2021 01:26   Subject: Re: Fulgurite
Yes, children [and adults] find fulgurites of interest! However, as this one lacks the hollow core and has been perhaps water-worn, I think it needs confirmation. I believe most types of the new miner ...
  Topic: Fulgurite
Peter Lemkin

Replies: 8
Views: 445

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Sep 15, 2021 02:09   Subject: Re: Fulgurite
You say you got a positve ID on it. By whom? The stone knapper who sold it to you? Pardon my being skeptical until there is some validation by an expert of some kind opining on what it is or is not. W ...
  Topic: Fulgurite
Peter Lemkin

Replies: 8
Views: 445

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Sep 14, 2021 23:47   Subject: Re: Fulgurite
Hello and welcome. What makes you so convinced it is a fulgurite? Have you compared it to the photos here https://www.mindat.org/gm/7747 ? Most, but not all, fulgurites have a central tube, and you ar ...
  Topic: About FMF Homepage
Peter Lemkin

Replies: 6
Views: 674

PostForum: Off-Topic and Introductions   Posted: Sep 10, 2021 02:34   Subject: Re: About FMF Homepage
In the interim, perhaps just a request to all to limit 'wow, great specimen' posts to a minimum and only when there also is some comment about the specimen that would be of interest to all. I think ma ...
  Topic: Mineral spirituality?
Peter Lemkin

Replies: 29
Views: 15098

PostForum: Minerals and Mineralogy   Posted: Aug 27, 2021 01:28   Subject: Re: Mineral spirituality?
What people believed in the past and distant past to help them explain the unexplainable has now been replaced in large part by the sciences and being able to know more than one's immediate time and p ...
  Topic: 15 years since the beginning of FMF. As time goes!
Peter Lemkin

Replies: 19
Views: 1690

PostForum: Comments & Suggestions   Posted: Aug 07, 2021 13:23   Subject: Re: 15 years since the beginning of FMF. As time goes!
Yes, Congratulations! As I am a member and watcher of this forum as well as the Spanish Foro FMF, I just also got the message that led to your similar, but different, post there. I was quite impressed ...
  Topic: Advice needed on how to get started on a potential project.
Peter Lemkin

Replies: 6
Views: 670

PostForum: Off-Topic and Introductions   Posted: Aug 04, 2021 05:50   Subject: Re: advice needed on how to get started on a potential project.
I hate to be the bearer of bad news, but this forum doesn't deal with cut, polished stones except on very special occassions for special reasons. You need a hobby forum or mineral polishing forum, I t ...
  Topic: Stay at home - Coronavirus / Covid-19
Peter Lemkin

Replies: 364
Views: 123112

PostForum: National Library of Spain / Biblioteca Nacional de España (BNE) and FMF   Posted: Aug 03, 2021 07:01   Subject: Re: Stay at home - Coronavirus / Covid-19
They SELF-ORGANIZE as do mineral crystals! Here is an image of the TMV (tobacco mosaic virus) crystal - made up of MANY viri. The form of most viruses are crystal-like to begin with.
  Topic: Stay at home - Coronavirus / Covid-19
Peter Lemkin

Replies: 364
Views: 123112

PostForum: National Library of Spain / Biblioteca Nacional de España (BNE) and FMF   Posted: Aug 02, 2021 00:58   Subject: Re: Stay at home - Coronavirus / Covid-19
It looks as if Jordi or some Administrator has moved this to the old 'Covid-19 thread'. I was wondering if someone in Administration was going to point out 'what does this have to do with minerals or ...
  Topic: Stay at home - Coronavirus / Covid-19
Peter Lemkin

Replies: 364
Views: 123112

PostForum: National Library of Spain / Biblioteca Nacional de España (BNE) and FMF   Posted: Aug 01, 2021 06:48   Subject: Re: Corona COVID-19 virus - What is it ? Where is it from ?
I have a graduate degree in Epidemiology and Public and Environmental Science - and what you wrote did not go above my head. I get your points, but I'm not sure what you are trying to propose. An acti ...
  Topic: Help with historical stone mystery - slag, or something else?
Peter Lemkin

Replies: 11
Views: 1227

PostForum: What is it? - Where is it from?   Posted: Jun 26, 2021 03:14   Subject: Re: Help with historical stone mystery - slag, or something else?
That 1860 Iceland eruption was level 4 [5 is like Krakatoa]...so very large. Such an eruption sends tephra into the statosphere and it can rain down quite far away. You are correct about if moving on ...
  Topic: Help with historical stone mystery - slag, or something else?
Peter Lemkin

Replies: 11
Views: 1227

PostForum: What is it? - Where is it from?   Posted: Jun 26, 2021 01:55   Subject: Re: Help with historical stone mystery - slag, or something else?
Agreed. Unless you get the actual details, such as date/month/year, location in Scotland, more details than that very old-fashioned chemical analysis, a piece that someone collected and it remains - ...
  Topic: Help with historical stone mystery - slag, or something else?
Peter Lemkin

Replies: 11
Views: 1227

PostForum: What is it? - Where is it from?   Posted: Jun 25, 2021 12:38   Subject: Re: Help with historical stone mystery - slag, or something else?
note the exact date they were found and see if anywhere upwind [usual upwind direction] there had been any volcanic eruptions, such as Iceland.
  Topic: What rock matt black color high density medium hard ?
Peter Lemkin

Replies: 11
Views: 1214

PostForum: What is it? - Where is it from?   Posted: Jun 24, 2021 00:02   Subject: Re: What rock matt black color high density medium hard ?
You miss my point and prove it further with your last posts. There is NO NEED to have put other objects [except perhaps a meter or other measuring stick in the photo. Now you have posted a separate ph ...
  Topic: What rock matt black color high density medium hard ?
Peter Lemkin

Replies: 11
Views: 1214

PostForum: What is it? - Where is it from?   Posted: Jun 23, 2021 12:47   Subject: Re: What rock matt black color high density medium hard ?
I find the second photo quite strange. Why the other three objects - two of them made of wood, the other maybe stone [or amber or plastic or glass]? I have a nagging suspicion you believe in 'mineral ...
  Topic: Unknown mineral from Pikes Peak pegmatite
Peter Lemkin

Replies: 23
Views: 2808

PostForum: What is it? - Where is it from?   Posted: Jun 15, 2021 00:11   Subject: Re: Unknown mineral from Pikes Peak pegmatite
Since you live not far from where you collected, as you probably know, there are a number of regional experts between where you live and Colo. Springs. If I were you, I'd show it to one or a few of th ...
  Topic: Mineral spirituality?
Peter Lemkin

Replies: 29
Views: 15098

PostForum: Minerals and Mineralogy   Posted: Jun 14, 2021 03:29   Subject: Re: Mineral spirituality?
The "hottest" natural mineral ever found is orders of magnitude weaker than the artificial isotopes used in brachytherapy, so no, no hope of that working with a natural mineral at all.

Ma ...
  Topic: Unknown mineral from Pikes Peak pegmatite
Peter Lemkin

Replies: 23
Views: 2808

PostForum: What is it? - Where is it from?   Posted: Jun 14, 2021 00:22   Subject: Re: Unknown mineral from Pikes Peak pegmatite
IF that is a phenakite, that is a 'whopper'!! I have collected extensively in the area mentioned, but don't remember seeing anything like that. Also never found phenakite that wan't tiny, tiny, tiny. ...
  Topic: Airtight display boxes ?
Peter Lemkin

Replies: 14
Views: 2168

PostForum: Conserving, Preparing and Cleaning Minerals   Posted: May 25, 2021 04:02   Subject: Re: Airtight display boxes ?
It might be helpful to tell us the kinds of minerals you are thinking of. Can they take heat and cooling? If so, glass canning jars with gasket and metal lock would work and are not expensive. Look on ...
 
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