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Newest topics and users posts
20 Mar-02:21:00 Re: libyan desert glass structure (Roger Warin)
19 Mar-22:51:23 The mizunaka collection - quartz (Am Mizunaka)
19 Mar-11:57:33 Re: libyan desert glass structure (Craig Hagstrom)
19 Mar-11:54:10 Re: libyan desert glass structure (Alfredo)
19 Mar-11:27:23 Re: libyan desert glass structure (Marco Campos-venuti)
19 Mar-06:43:42 Tricolor elbaite from rubaya, congo - color centers? / colors may fade? (Jordi Fabre)
19 Mar-06:34:35 Re: collection of enrique llorens (Enrique Llorens)
19 Mar-06:28:37 Re: collection of enrique llorens (Carles Millan)
19 Mar-06:26:53 Re: collection of enrique llorens (Enrique Llorens)
19 Mar-04:55:40 Collection of carles millan: titanite from madagascar (Carles Millan)
19 Mar-00:43:55 Re: #mvm (minerals - virtual museum) collection (Roger Warin)
18 Mar-17:19:08 Tricolor elbaite from rubaya, congo / mvm (minerals - virtual museum) collection (Jordi Fabre)
18 Mar-15:30:38 Re: collection of michael shaw (Michael Shaw)
18 Mar-10:30:15 Re: collection of enrique llorens (Enrique Llorens)
18 Mar-09:40:58 Re: libyan desert glass structure (Roger Warin)
18 Mar-05:15:49 Re: march 15 & 16 - nautilus ghent mineral & fossil show (in gent, belgium) (Orlando)
18 Mar-05:11:01 Re: artificial intelligence and libyan desert glass, tektites (Herwig)
18 Mar-03:10:12 Re: libyan desert glass structure (Marco Campos-venuti)
18 Mar-04:18:05 Artificial intelligence and libyan desert glass, tektites (Roger Warin)
18 Mar-03:10:11 Re: libyan desert glass structure (Alfredo)
17 Mar-17:47:56 The mizunaka collection - cryptomelane (Am Mizunaka)
17 Mar-16:50:24 Re: libyan desert glass structure (Bob Morgan)
17 Mar-15:29:41 Re: libyan desert glass structure (Marco Campos-venuti)
17 Mar-12:54:30 Re: it's tucson time again - 2025 (Bob Kerr)
17 Mar-03:46:51 Re: libyan desert glass structure (Roger Warin)

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  Topic: Looking for help identifying rock samples
ALshawani

Replies: 3
Views: 2994

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jan 17, 2024 11:17   Subject: Re: Looking for help identifying rock samples
I did not see the source of this sample, but its owner assured me that it came out of the ground and was in a sandy area, perhaps hidden by sand. According to my friend’s description, it resulted from ...
  Topic: Looking for help identifying rock samples
ALshawani

Replies: 3
Views: 2994

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jan 17, 2024 09:19   Subject: Re: Looking for help identifying rock samples
قطعة أخرة من نفس العينة
  Topic: Looking for help identifying rock samples
ALshawani

Replies: 3
Views: 2994

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jan 17, 2024 09:17   Subject: Looking for help identifying rock samples
Samples of rock pieces, and according to my personal definition, they contain magma, but I want to confirm their location in western Libya, close to the Tunisian border.
  Topic: I want to know the sample
ALshawani

Replies: 21
Views: 13929

PostForum: What is it? - Where is it from?   Posted: Dec 10, 2023 11:24   Subject: Re: I want to know the sample
Stone weight = 3.53
Weight of stone in water = 1.38

Density = 2.55
  Topic: I want to know the sample
ALshawani

Replies: 21
Views: 13929

PostForum: What is it? - Where is it from?   Posted: Dec 10, 2023 10:41   Subject: Re: I want to know the sample
Quartz replacement of fossils? Test for density, please

Yes, I will measure the density
  Topic: I want to know the sample
ALshawani

Replies: 21
Views: 13929

PostForum: What is it? - Where is it from?   Posted: Dec 08, 2023 16:46   Subject: Re: I want to know the sample
Perhaps this is Libyan Desert glass. But I don't think such is as hard as agate.

It is not Libyan desert glass. I know desert glass well and it is found in sandy areas and on the surface of the ear ...
  Topic: I want to know the sample
ALshawani

Replies: 21
Views: 13929

PostForum: What is it? - Where is it from?   Posted: Dec 08, 2023 16:25   Subject: Re: I want to know the sample
Beryl?

Habit, lustre, colour could fit.
But, with no further tests, just a guess...
Such as what tests are required
  Topic: I want to know the sample
ALshawani

Replies: 21
Views: 13929

PostForum: What is it? - Where is it from?   Posted: Dec 08, 2023 16:23   Subject: Re: I want to know the sample
Such as what tests are required
  Topic: I want to know the sample
ALshawani

Replies: 21
Views: 13929

PostForum: What is it? - Where is it from?   Posted: Dec 07, 2023 15:24   Subject: Re: I want to know the sample
Welcome
Thank you for replying
In terms of hardness, I tried scratching the agate and it was easily scratched, which means that the hardness is above 7. In terms of location, it is North Africa, nor ...
  Topic: I want to know the sample
ALshawani

Replies: 21
Views: 13929

PostForum: What is it? - Where is it from?   Posted: Dec 05, 2023 15:16   Subject: I want to know the sample
Hello everyone, I want help identifying this stone, knowing that it scratches the agate
  Topic: Amethyst
ALshawani

Replies: 17
Views: 13501

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Feb 25, 2023 08:28   Subject: Re: Amethyst
Nice Amethyst specimen
  Topic: Red Quartz
ALshawani

Replies: 4
Views: 4520

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: May 25, 2022 15:03   Subject: Re: Red Quartz
Excellent sample
  Topic: Is this a ruby?
ALshawani

Replies: 12
Views: 9783

PostForum: What is it? - Where is it from?   Posted: May 08, 2022 17:08   Subject: Re: Is this a ruby?
I do not think that sapphire, this stone is not transparent, and you have to measure its hardness and density to make sure of the type of stone
  Topic: Silvia's Collection
ALshawani

Replies: 220
Views: 243055

PostForum: Women's Private Collections   Posted: Oct 12, 2021 05:41   Subject: Re: Silvia's Collection
Welcome Silvia, and thank you for sharing with us. We had fun!
  Topic: The Tobi Martin Mineral Collection - (38)
ALshawani

Replies: 20
Views: 35101

PostForum: Featured Columns of FMF   Posted: Oct 12, 2021 05:32   Subject: Re: The Tobi Martin Mineral Collection - (38)
Very cool and very beautiful, I congratulate you for this wonderful effort... and thank you for sharing with us, we enjoyed it..
 
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