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26 Apr-11:50:41 Re: fluorite from whiteman creek, vernon, bc, canada (Bob Harman)
26 Apr-11:43:31 Re: collection of manuel mesa (Manuel Mesa)
26 Apr-09:27:15 Re: fluorite from whiteman creek, vernon, bc, canada (Tobi)
26 Apr-06:37:40 Re: collection of fiebre verde (Fiebre Verde)
26 Apr-05:59:51 Re: a mineralogical trip through germany / niedersachsen - lower saxony (Jordi Fabre)
26 Apr-02:26:26 Re: collection of heimo hellwig (Heimo Hellwig)
26 Apr-01:23:45 Re: need some help (Texasdigger)
25 Apr-22:39:35 Re: the salt cathedral of zipaquira (Franjungle)
25 Apr-22:28:30 Re: collection of fiebre verde (Franjungle)
25 Apr-18:27:57 Re: fluorite from whiteman creek, vernon, bc, canada (Bob Carnein)
25 Apr-16:25:57 The mizunaka collection - calcite (Am Mizunaka)
25 Apr-16:24:14 Re: fluorite from whiteman creek, vernon, bc, canada (Kushmeja)
25 Apr-16:13:37 Re: fluorite from whiteman creek, vernon, bc, canada (Thecrystalfinder)
25 Apr-16:11:04 Fluorite from whiteman creek, vernon, bc, canada (Thecrystalfinder)
25 Apr-15:49:05 Re: purple fluorite macro (Bob Kerr)
25 Apr-11:40:37 Re: collection of manuel mesa (Manuel Mesa)
25 Apr-05:38:56 Re: purple fluorite macro (Tobi)
24 Apr-21:23:10 Re: the salt cathedral of zipaquira (Franjungle)
24 Apr-17:16:47 The mizunaka collection - quartz (Am Mizunaka)
24 Apr-16:08:36 Purple fluorite macro (Proudtex76)
24 Apr-11:00:04 Re: new mexico collecting - (27) (Philippe Durand)
24 Apr-09:30:47 Re: collection of fiebre verde (Fiebre Verde)
24 Apr-08:54:30 Re: collection of michael shaw (Crosstimber)
24 Apr-03:13:46 Re: help with identification (Tobi)
24 Apr-03:11:42 Re: new mexico collecting - (27) (Tobi)

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No idea what this is
  
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caza01




Joined: 21 Mar 2017
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PostPosted: Mar 21, 2017 06:40    Post subject: No idea what this is  

I've come across this rock? Wondering what it is.


14900962048392100581140.jpg
 Description:
onyx?
no idea
90mm x60mm
 Viewed:  490 Time(s)

14900962048392100581140.jpg


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vughunter




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PostPosted: Mar 21, 2017 06:45    Post subject: Re: no idea what this is  

Looks like slag to me. A by product of smelting ore.
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John S. White
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PostPosted: Mar 21, 2017 07:46    Post subject: Re: no idea what this is  

Slag glass. Very typical of some types.
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caza01




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PostPosted: Mar 21, 2017 09:51    Post subject: Re: No idea what this is  

Thank you John, so not worth anything then. Much to my disappointment, thought I had found something to make me rich 😂
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