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23 Jun-17:03:02 Proustite from chañarcillo, chile / mvm (minerals - virtual museum) collection (Jordi Fabre)
23 Jun-12:56:07 Collection of carles millan: galena and pyrite from huanzalá (Carles Millan)
23 Jun-11:42:33 Re: sainte-marie-aux-mines 2025 - early birds! (Jordi Fabre)
23 Jun-11:24:03 Sainte-marie-aux-mines 2025 - the land, the vineyards, and the silver (Jordi Fabre)
23 Jun-10:07:03 Re: sainte-marie-aux-mines 2025 - early birds! (James Catmur)
23 Jun-07:29:14 Re: the mim museum in beirut, lebanon (Mim Museum)
22 Jun-23:16:53 Re: sainte-marie-aux-mines 2025 - we need help! (Roger Warin)
22 Jun-16:02:02 The mizunaka collection - beryl (Am Mizunaka)
22 Jun-11:32:41 Sainte-marie-aux-mines 2025 - press releases (2) (Jordi Fabre)
22 Jun-06:55:37 Sainte-marie-aux-mines 2025 - press releases (Jordi Fabre)
22 Jun-03:33:21 Re: collection of michael shaw - michigan silver (Michael Shaw)
22 Jun-02:42:30 Re: collection from dany mabillard (Dany Mabillard)
22 Jun-02:25:14 Re: sainte-marie-aux-mines 2025 - we need help! (Jordi Fabre)
22 Jun-02:16:45 Re: sainte-marie-aux-mines 2025 - we need help! (Jordi Fabre)
22 Jun-02:03:40 Re: sainte-marie-aux-mines 2025 - we need help! (Jordi Fabre)
22 Jun-01:38:52 Sainte-marie-aux-mines 2025 - we need help! (Jordi Fabre)
20 Jun-16:34:49 Azurite on volborthite from milpillas mine / mvm (minerals - virtual museum) collection (Jordi Fabre)
20 Jun-16:17:21 The mizunaka collection - kermesite (Am Mizunaka)
20 Jun-02:26:07 Re: collection from dany mabillard (Dany Mabillard)
20 Jun-00:17:49 Re: collection of volkmar stingl (Volkmar Stingl)
19 Jun-15:06:31 Re: a mineralogical trip through the states of usa - alaska (Michael Shaw)
19 Jun-08:46:56 Collection of carles millan: alabandite from peru (Carles Millan)
18 Jun-17:10:16 Shigaite crystals from n'chwaning i mine / mvm (minerals - virtual museum) collection (Jordi Fabre)
18 Jun-16:52:19 The mizunaka collection - quartz (Am Mizunaka)
18 Jun-11:08:24 Re: collection of michael shaw - hydroboracite (Michael Shaw)

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  Topic: Probable ruby/garnet mix?
quigi

Replies: 7
Views: 5997

PostForum: What is it? - Where is it from?   Posted: Aug 26, 2021 15:06   Subject: Re: Probable ruby/garnet mix?
It looks like the matrix is fluorescing red. Feldspar can fluoresce red and garnet occurs in feldspar.

You're right about the feldspar...I put the smokey qtz in the wrong sample bag lol. Thanks f ...
  Topic: Probable ruby/garnet mix?
quigi

Replies: 7
Views: 5997

PostForum: What is it? - Where is it from?   Posted: Aug 26, 2021 15:04   Subject: Re: Probable ruby/garnet mix?
Zircon and corundum (ruby) do occur together. Zircon frequently fluoresces yellow though.

It would be helpful if you could perform scratch test. Corundum is hard and will scratch topaz and beryl.
...
  Topic: Probable ruby/garnet mix?
quigi

Replies: 7
Views: 5997

PostForum: What is it? - Where is it from?   Posted: Aug 26, 2021 11:35   Subject: Probable ruby/garnet mix?
These crystals were found in the same area as the one I posted under the topic I posted here https://www.mineral-forum.com/message-board/viewtopic.php?t=6502 on the northern shores of Lake Erie.

I ...
  Topic: Corundum Conundrum...is it ruby?
quigi

Replies: 3
Views: 4412

PostForum: What is it? - Where is it from?   Posted: Aug 26, 2021 11:23   Subject: Re: Corundum Conundrum...is it ruby?
So I was mixed up about the UVA and UVC lol, but I got a dual SWLW light and neither the matrix or crystals irridesce.
  Topic: Corundum Conundrum...is it ruby?
quigi

Replies: 3
Views: 4412

PostForum: What is it? - Where is it from?   Posted: Aug 22, 2021 18:16   Subject: Re: Corundum Conundrum...is it ruby?
Can you give us any information about its hardness? Locality? Is the last photo just a strong light, or is it a LWUV (it looks like it might be a Convoy)? If not, does it fluoresce?

Sorry, somet ...
  Topic: Corundum Conundrum...is it ruby?
quigi

Replies: 3
Views: 4412

PostForum: What is it? - Where is it from?   Posted: Aug 22, 2021 15:56   Subject: Corundum Conundrum...is it ruby?
've never seen this kind of matrix before and there are several deep red crystals. At first I was thinking garnet but the matrix doesn't seem to fit that either. The closest thing I could find visua ...
  Topic: The Expansion liquid / material using in mining (please help me)
quigi

Replies: 11
Views: 16170

PostForum: Off-Topic and Introductions   Posted: Nov 27, 2013 08:58   Subject: Re: The Expansion liquid / material using in mining (please help me)
Sounds to me like you're talking about Fracking. You're gonna need some VERY expensive equipment it this is what you're referring to.
  Topic: The Expansion liquid / material using in mining (please help me)
quigi

Replies: 11
Views: 16170

PostForum: Off-Topic and Introductions   Posted: Nov 27, 2013 07:53   Subject: Re: The Expansion liquid / material using in mining (please help me)
Are you talking about mining or precious metal recovery? As mentioned above water is used as the primary solution in mining but as far as I know, its nitric acid which is used for the final separatio ...
 
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