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Newest topics and users posts
14 May-23:17:51 The mizunaka collection - villiaumite (Am Mizunaka)
14 May-19:36:49 Re: is this still quartz?? (Steveb)
14 May-13:16:33 Re: is this still quartz?? (Amir Akhavan)
14 May-05:39:32 Re: is this still quartz?? (Alfredo)
14 May-04:42:01 Re: collection of firmo espinar (Firmo Espinar)
14 May-04:01:54 Re: is this still quartz?? (James Catmur)
14 May-04:00:56 Re: collection of shawn spink (Shawn S)
14 May-03:56:12 Re: collection of shawn spink (James Catmur)
14 May-01:10:03 Re: collection of shawn spink (Jordi Fabre)
14 May-00:59:12 Re: collection of shawn spink (Fmf Forum)
13 May-22:19:30 Is this still quartz?? (Ken)
13 May-18:15:30 Re: collection of shawn spink (Bob Carnein)
13 May-18:12:35 Re: collection of shawn spink (Shawn S)
13 May-18:00:35 Re: collection of shawn spink (Shawn S)
13 May-17:51:04 Re: collection of shawn spink (Shawn S)
13 May-17:24:34 Re: collection of shawn spink (Shawn S)
13 May-17:20:26 Re: collection of shawn spink (Shawn S)
13 May-17:08:43 Re: collection of shawn spink (Alfredo)
13 May-17:00:58 Re: collection of shawn spink (Shawn S)
13 May-16:49:28 Re: collection of shawn spink (Bob Harman)
13 May-16:37:43 Re: collection of shawn spink (Shawn S)
13 May-15:49:35 Re: collection of shawn spink (Bob Harman)
13 May-13:44:53 Collection of shawn spink (Shawn S)
13 May-13:14:37 Re: morocco, light, shape and colour - (36) (Fmf Forum)
13 May-13:12:55 Morocco, light, shape and colour - (36) (Fmf Forum)

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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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  Topic: Fluorite Santa Eulalia
Linus

Replies: 3
Views: 579

PostForum: What is it? - Where is it from?   Posted: Apr 10, 2021 18:15   Subject: Re: Fluorite Santa Eulalia
Hi Peter, so did all those pieces come from Mina Carmen?
  Topic: Fluorite Santa Eulalia
Linus

Replies: 3
Views: 579

PostForum: What is it? - Where is it from?   Posted: Apr 10, 2021 15:00   Subject: Fluorite Santa Eulalia
I recently came across a couple old pieces from this great locality. This one is clearly "Fluorite ps Calcite" but I am not sure whether it is from "West Camp" or from "Mina E ...
  Topic: Unusual bar pyrite from Nanisivik
Linus

Replies: 21
Views: 3543

PostForum: Minerals and Mineralogy   Posted: Oct 29, 2020 16:48   Subject: Re: Unusual bar pyrite from Nanisivik
i.e. bottom: Mar 23, 2013 by Pete Richards
  Topic: Unusual bar pyrite from Nanisivik
Linus

Replies: 21
Views: 3543

PostForum: Minerals and Mineralogy   Posted: Oct 29, 2020 16:46   Subject: Re: Unusual bar pyrite from Nanisivik
Actually there are some interesting thoughts on this at:
https://www.mineral-forum.com/message-board/viewtopic.php?t=2980 of this forum. Look down towards the bottom.
  Topic: Unusual bar pyrite from Nanisivik
Linus

Replies: 21
Views: 3543

PostForum: Minerals and Mineralogy   Posted: Oct 29, 2020 15:05   Subject: Re: Unusual bar pyrite from Nanisivik
I recall that the Buick Mine in Missouri was very famous for rectangular pyrites, some up to 12 inchs long! The "Virtual Museum of Geology" website mentions that many of these had holes down ...
  Topic: Blue Lace Agate from Ysterputs, Southern Namibia - (31)
Linus

Replies: 2
Views: 4042

PostForum: Featured Columns of FMF   Posted: May 28, 2020 14:29   Subject: Re: Blue Lace Agate from Ysterputs, Southern Namibia - (31)
Thanks vey much for this article! Ive always been a fan of the Blue Lace and I mourn the idling of the Mine.
  Topic: Azurite to Malachite pseudomorph research
Linus

Replies: 14
Views: 15911

PostForum: Forum questions   Posted: Feb 24, 2020 13:07   Subject: Re: Azurite to Malachite pseudomorph research
Ray, here is a favorite of mine from Milpillas...
  Topic: A giant Vanadinite
Linus

Replies: 4
Views: 11608

PostForum: Micros & Macros - Images of Minerals   Posted: Jan 21, 2020 14:21   Subject: Re: A giant Vanadinite
very handsome, indeed! Is it translucent?
  Topic: Charcas - Pink Mineral
Linus

Replies: 11
Views: 7737

PostForum: What is it? - Where is it from?   Posted: Jan 18, 2020 15:09   Subject: Re: Charcas - Pink Mineral
I thought maybe a picture of the base of the stalactite would be helpful. base looks to be a cross-section of a vertical core of calcite, entirely surrounded by pink datolite globules... bands of this ...
  Topic: Charcas - Pink Mineral
Linus

Replies: 11
Views: 7737

PostForum: What is it? - Where is it from?   Posted: Jan 18, 2020 14:12   Subject: Re: Charcas - Pink Mineral
Hi Tobias, I can understand your doubts. For a number of years, I worked as a Geologist in the town of Charcas and purchased these direct from a miner, along with several nice danburites and nifontovi ...
  Topic: Charcas - Pink Mineral
Linus

Replies: 11
Views: 7737

PostForum: What is it? - Where is it from?   Posted: Jan 17, 2020 13:23   Subject: Re: Charcas - Pink Mineral
Hi thank you everyone! Basing my observations on Peter's comment, on very close examination, the "drusy" effect is caused by a second overgrowth of nearly clear datolite over the pink datoli ...
  Topic: Charcas - Pink Mineral
Linus

Replies: 11
Views: 7737

PostForum: What is it? - Where is it from?   Posted: Jan 16, 2020 16:01   Subject: Charcas - Pink Mineral
I recently found a couple flats of these cool calcites from Charcas. I recall that there was some controversy about what the pink drusy matrix of these specimens was - datolite, kutnohorite, chalcedon ...
  Topic: Malachite ps azurite from Mibladen, Morocco?
Linus

Replies: 9
Views: 5641

PostForum: What is it? - Where is it from?   Posted: Jan 15, 2020 19:30   Subject: Re: Malachite ps azurite from Mibladen, Morocco?
Hi Kevin, yes it is a nice little piece, see my comments to Jordi above.
  Topic: Malachite ps azurite from Mibladen, Morocco?
Linus

Replies: 9
Views: 5641

PostForum: What is it? - Where is it from?   Posted: Jan 15, 2020 16:05   Subject: Re: Malachite ps azurite from Mibladen, Morocco?
sorry all, but Jordi, in retrospect I think it looks more like your first pic.
  Topic: Malachite ps azurite from Mibladen, Morocco?
Linus

Replies: 9
Views: 5641

PostForum: What is it? - Where is it from?   Posted: Jan 15, 2020 16:03   Subject: Re: Malachite ps azurite from Mibladen, Morocco?
Hi Jordi, thanks for you input. This piece looks a bit more like the second picture you posted. The piece has a greenish "wash" to it that is suggestive of copper, but reminds me more of the ...
  Topic: Malachite ps azurite from Mibladen, Morocco?
Linus

Replies: 9
Views: 5641

PostForum: What is it? - Where is it from?   Posted: Jan 14, 2020 16:14   Subject: Re: Malachite
thanks Sante, Im leaning towards Kerrouchene myself...
  Topic: Cleaning Nifontovite
Linus

Replies: 10
Views: 15673

PostForum: Conserving, Preparing and Cleaning Minerals   Posted: Jan 14, 2020 15:21   Subject: Re: Cleaning Nifontovite
Hi all! Just wanted to follow-up on the Nifontovite cleaning question - Peter's method worked very nicely... nothing nasty happened and the piece brightened up significantly. Thanks to you all!
  Topic: Malachite ps azurite from Mibladen, Morocco?
Linus

Replies: 9
Views: 5641

PostForum: What is it? - Where is it from?   Posted: Jan 14, 2020 14:33   Subject: Malachite ps azurite from Mibladen, Morocco?
A curious piece: the attached "jackstraw" of malachite ps azurite" carries a Bob Jenkins label that states "Mibladen, Morocco" - yet when I check mindat, it shows no malachite ...
  Topic: Cleaning Nifontovite
Linus

Replies: 10
Views: 15673

PostForum: Conserving, Preparing and Cleaning Minerals   Posted: Jun 19, 2019 20:20   Subject: Re: Cleaning Nifontovite
They always seem to go out the night before showtime! I agree with Rock and usually keep a spare on hand...
  Topic: Cleaning Nifontovite
Linus

Replies: 10
Views: 15673

PostForum: Conserving, Preparing and Cleaning Minerals   Posted: Jun 18, 2019 13:28   Subject: Re: Cleaning Nifontovite
Thank you everyone, and Peter too! - nice to see that a variety of responses pretty much echo the same ideas.
I am a regular spot gun user and have over the years tended to go with the "Goof Gu ...
 
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