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Newest topics and users posts
23 Apr-08:42:40 Need help with identification of minerals in an old video (Hababkhan)
23 Apr-08:12:31 Re: collection of michael shaw (Tobi)
23 Apr-07:31:29 Re: collection of michael shaw (Michael Shaw)
23 Apr-03:24:05 The mizunaka collection - quartz (Am Mizunaka)
22 Apr-07:43:53 Re: the mim museum in beirut, lebanon (Mim Museum)
22 Apr-07:37:41 Re: collection of tobi (Tobi)
22 Apr-06:59:29 Re: in memoriam - george robinson, a man of science, passed away (James Catmur)
22 Apr-04:49:40 Re: in memoriam - george robinson, a man of science, passed away (Carles Millan)
22 Apr-04:27:08 In memoriam - george robinson, a man of science, passed away (Jordi Fabre)
21 Apr-19:05:50 The mizunaka collection - fluorite (Am Mizunaka)
21 Apr-10:18:36 Re: collection of volkmar stingl (Volkmar Stingl)
21 Apr-10:02:41 Re: collection of tobi (Tobi)
21 Apr-07:41:53 Re: collection of tobi (Tobi)
21 Apr-01:06:08 Re: collection of volkmar stingl (Volkmar Stingl)
19 Apr-14:43:38 Re: tsumeb unknown (Cfrench58)
19 Apr-13:49:53 Re: tsumeb unknown (Jordi Fabre)
19 Apr-13:49:47 Re: tsumeb unknown (Roger Warin)
19 Apr-11:39:35 Tsumeb unknown (Cfrench58)
18 Apr-22:18:36 Re: collection of volkmar stingl (Volkmar Stingl)
18 Apr-22:09:29 Re: the mim museum in beirut, lebanon (Volkmar Stingl)
18 Apr-14:47:23 Re: collection from dany mabillard (Dany Mabillard)
18 Apr-14:25:29 Re: collection from dany mabillard (Dany Mabillard)
18 Apr-10:23:19 Re: collection of michael shaw (Michael Shaw)
18 Apr-09:23:31 Re: collection of joseph d'oliveira (Joseph Doliveira)
18 Apr-01:38:56 The mizunaka collection - quartz (Am Mizunaka)

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  Topic: Collection of Michael Shaw
Sante Celiberti

Replies: 2085
Views: 2394793

PostForum: Collection photos and Collector's page   Posted: Jan 08, 2024 16:06   Subject: Re: Collection of Michael Shaw
HI, Michael.

After you said that your specimen doesn't fluoresce I also thought that the activator could derive from Galena.
Many of my Calcites, with different paragenesis, fluoresce white, but t ...
  Topic: Collection of Michael Shaw
Sante Celiberti

Replies: 2085
Views: 2394793

PostForum: Collection photos and Collector's page   Posted: Jan 07, 2024 14:24   Subject: Re: Collection of Michael Shaw
Hi, Michael.

I was hoping your Calcite would react to long waves. I bought, a month ago, a similar one (but on Galena) from the same locality and, once at home, I discovered a very vivid snow white ...
  Topic: Collection of Michael Shaw
Sante Celiberti

Replies: 2085
Views: 2394793

PostForum: Collection photos and Collector's page   Posted: Jan 06, 2024 16:58   Subject: Re: Collection of Michael Shaw
Hi, Michael. How are you?

Did you try the fluorescence on the spherical Calcite from Stan Trg Mine?
  Topic: Best wishes / 2023-2024!
Sante Celiberti

Replies: 16
Views: 8044

PostForum: Comments & Suggestions   Posted: Dec 24, 2023 04:08   Subject: Re: Best wishes / 2023-2024!
My best wishes to all the friends in the Forum and to their families.
  Topic: Don Lum Collection
Sante Celiberti

Replies: 2174
Views: 2120123

PostForum: Collection photos and Collector's page   Posted: Dec 19, 2023 14:04   Subject: Re: Don Lum Collection
Ciao, Don.

Receive my sincere felicitations on your well deserved 2nd red star.

Very warm greetings from Tuscany.
  Topic: I want to know the sample
Sante Celiberti

Replies: 21
Views: 6763

PostForum: What is it? - Where is it from?   Posted: Dec 08, 2023 12:43   Subject: Re: I want to know the sample
Ciao, LLuis.

Of course, the cylindrical shape, common in these stuffs, is evident.
Nonetheless, I seem to see, amongst the shown material, at list three pieces with a coarse hexagonal shape. The s ...
  Topic: I want to know the sample
Sante Celiberti

Replies: 21
Views: 6763

PostForum: What is it? - Where is it from?   Posted: Dec 08, 2023 07:49   Subject: Re: I want to know the sample
Lechatelierite seems to be the most likely identification, although I'm unable to reconcile the apparent and frequent hexagonal prismatic habit with the amorphous structure of Libyan dessert glass.
  Topic: I want to know the sample
Sante Celiberti

Replies: 21
Views: 6763

PostForum: What is it? - Where is it from?   Posted: Dec 07, 2023 18:31   Subject: Re: I want to know the sample
Beryl?

Habit, lustre, colour could fit.
But, with no further tests, just a guess...
  Topic: I want to know the sample
Sante Celiberti

Replies: 21
Views: 6763

PostForum: What is it? - Where is it from?   Posted: Dec 06, 2023 02:39   Subject: Re: I want to know the sample
Hello.

If you cannot test the hardness, try testing the gravity.
On such a homogeneous material it should not be difficult.
The hexagonal prismatic habit is a further indication.
An -at least ap ...
  Topic: Collection of Volkmar Stingl
Sante Celiberti

Replies: 697
Views: 394307

PostForum: Collection photos and Collector's page   Posted: Nov 19, 2023 07:38   Subject: Re: Collection of Volkmar Stingl
A nice Zircon in Sanidinite from the Volcanic Complex of Latium.
The correct locality name is "Botte, Vetralla, Viterbo Province, Lazio".

Greetings from Tuscany,
  Topic: Identify from locality, colour and shape alone? From Northern England
Sante Celiberti

Replies: 5
Views: 3298

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Nov 08, 2023 15:05   Subject: Re: Identify from locality, colour and shape alone? From Northern England
Arsenopyrite,

Take a look, on Mindat, at 2nd picture of Arsenopyrite from Monte Arsiccio (Tuscany).
  Topic: Collection of Volkmar Stingl
Sante Celiberti

Replies: 697
Views: 394307

PostForum: Collection photos and Collector's page   Posted: Jul 22, 2023 06:09   Subject: Re: Collection of Volkmar Stingl
A very lovely typical Magnetite from the Alps.
Congratulations and greetings from Gavorrano.
  Topic: Collection of Volkmar Stingl
Sante Celiberti

Replies: 697
Views: 394307

PostForum: Collection photos and Collector's page   Posted: May 18, 2023 15:42   Subject: Re: Collection of Volkmar Stingl
Dufrenoysite from Lengenbach, Switzerland

Wonderful piece. Congratulations.
  Topic: The Mizunaka Collection
Sante Celiberti

Replies: 2421
Views: 2184293

PostForum: Collection photos and Collector's page   Posted: Feb 23, 2023 03:30   Subject: Re: The Mizunaka Collection
An absolutely good prase for the locality, highly sought after by Italian collectors.
  Topic: The Mizunaka Collection
Sante Celiberti

Replies: 2421
Views: 2184293

PostForum: Collection photos and Collector's page   Posted: Jan 10, 2023 04:25   Subject: Re: The Mizunaka Collection
Simply nice.
Congratulations on your impressive quartz sub-collection.

Greetings from Tuscany.
Sante
  Topic: Don Lum Collection
Sante Celiberti

Replies: 2174
Views: 2120123

PostForum: Collection photos and Collector's page   Posted: Nov 07, 2022 01:46   Subject: Re: Don Lum Collection
Hi, Don. Hope you are fine.

My congratulations on these two very interesting kunzites. I love them.

Warm greetings from Tuscany.
Sante
  Topic: Help with the locality.
Sante Celiberti

Replies: 1
Views: 2519

PostForum: What is it? - Where is it from?   Posted: May 08, 2022 15:47   Subject: Help with the locality.
Hello.

At the Genoa Mineral Show two weeks ago I purchased this Fluorite with Calcite from Illinois.
I love floaters and this specimen, although not exceptional, is a complete floater.
Unfortunat ...
  Topic: Collection of Sante Celiberti
Sante Celiberti

Replies: 223
Views: 128143

PostForum: Collection photos and Collector's page   Posted: May 02, 2022 06:27   Subject: Re: Collection of Sante Celiberti
Thank you, Tobi, for your kind comment and correction.
A warm greeting.
  Topic: Collection of Sante Celiberti
Sante Celiberti

Replies: 223
Views: 128143

PostForum: Collection photos and Collector's page   Posted: May 01, 2022 16:54   Subject: Re: Collection of Sante Celiberti
From the Genoa Mineral show of yesterday and today:
a Ruby from North Macedonia that was on my wish list and two small amethystine Quartzes as a kind gift from the seller.
  Topic: Collection of Carles Millan
Sante Celiberti

Replies: 971
Views: 2088866

PostForum: Collection photos and Collector's page   Posted: May 01, 2022 06:32   Subject: Re: Collection of Carles Millan
Outstanding quality.
The Amazonite looks translucent.
Congratulations.
 
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