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08 Nov-06:32:28 Re: don lum collection (Carles Millan)
08 Nov-03:35:38 Re: the mim museum in beirut, lebanon (Mim Museum)
07 Nov-23:49:49 The mizunaka collection - rhodochrosite (Am Mizunaka)
07 Nov-11:19:38 Re: collection of michael shaw (Michael Shaw)
07 Nov-11:17:19 Re: intermineral liège 2024 (Bob Carnein)
06 Nov-21:33:14 Re: intermineral liège 2024 (Matt_zukowski)
06 Nov-11:15:04 Re: where is this amethyst from? (Indigo08)
06 Nov-10:46:03 Re: where is this amethyst from? (Peter Megaw)
06 Nov-09:26:30 Re: where is this amethyst from? (Indigo08)
06 Nov-09:25:29 Re: intermineral liège 2024 (James Catmur)
06 Nov-00:02:50 Re: intermineral liège 2024 (Roger Warin)
05 Nov-17:13:28 Re: in memoriam - josé zendrera has left us, but josele is still here (Firmo Espinar)
05 Nov-17:06:21 Re: intermineral liège 2024 (Michael Shaw)
05 Nov-15:17:48 Intermineral liège 2024 (Roger Warin)
05 Nov-02:38:03 Re: munich show (mineralientage) 2024 (James Catmur)
04 Nov-23:47:41 Re: collection of volkmar stingl (Volkmar Stingl)
04 Nov-17:44:39 In memoriam - josé zendrera has left us, but josele is still here (Jordi Fabre)
04 Nov-13:35:35 Re: where is this amethyst from? (James Catmur)
04 Nov-11:24:54 Where is this amethyst from? (Indigo08)
04 Nov-09:32:50 Re: collection of michael shaw - dioptase (Michael Shaw)
03 Nov-13:25:24 Re: granitic pegmatite? (James Catmur)
02 Nov-22:18:41 The mizunaka collection - quartz (Am Mizunaka)
02 Nov-08:49:28 Re: granitic pegmatite? (Pegmatiteappreciator)
02 Nov-02:06:38 Re: collection of volkmar stingl (Volkmar Stingl)
01 Nov-16:04:04 Re: collection of firmo espinar (Firmo Espinar)

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  Topic: Identification of my mineral
rachael colborn

Replies: 11
Views: 4428

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jan 30, 2024 05:18   Subject: Re: Identification of my mineral
Thanks again for your help. The crystal structure on the outside does not fizz and cuts glass so I’m assuming it’s quartz on the outer layer. Varying colours of white, pink and grey. The pink inside o ...
  Topic: Identification of my mineral
rachael colborn

Replies: 11
Views: 4428

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jan 30, 2024 04:44   Subject: Re: Identification of my mineral
Cleaned it up and zoomed in.
  Topic: Identification of my mineral
rachael colborn

Replies: 11
Views: 4428

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jan 30, 2024 02:52   Subject: Re: Identification of my mineral
Don’t know if this helps but it is very, very sparkly in natural light. Looks lglittery when the sun shines on it.
  Topic: Identification of my mineral
rachael colborn

Replies: 11
Views: 4428

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jan 30, 2024 02:45   Subject: Re: Identification of my mineral
Hi James, Thank you for your help. I got hold of some strong vinegar. There were no bubbles on the outer chrysalis layer but there were some bubbles on the pink layer underneath. The attached picture ...
  Topic: Identification of my mineral
rachael colborn

Replies: 11
Views: 4428

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jan 29, 2024 15:42   Subject: Re: Identification of my mineral
I tested it on porcelain and it left no colour. It does scratch glass. I don’t have any hydrochloric acid so put a piece that broke off in some bleach. It did not bubble but cleaned the broken piece n ...
  Topic: Identification of my mineral
rachael colborn

Replies: 11
Views: 4428

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jan 29, 2024 13:32   Subject: Identification of my mineral
Hi, I purchased this from a car boot sale back in 1997. I think it’s on a pink sandstone. At the time of purchase the lady said it was from a cave in the USA. That’s the only information I have but wo ...
 
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