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10 Apr-14:59:55 Re: the mizunaka collection - elbaite (Am Mizunaka)
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10 Apr-05:34:12 Re: the mizunaka collection (Tobi)
10 Apr-05:19:03 Re: collection of michael shaw (Tobi)
10 Apr-03:51:13 Re: collection of carles millan (Carles Millan)
09 Apr-21:52:08 The mizunaka collection - elbaite (Am Mizunaka)
09 Apr-08:12:54 Re: collection of carles millan (Michael Shaw)
09 Apr-05:01:03 Collection of carles millan - fluorapatite from kami mine (Carles Millan)
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06 Apr-12:34:41 Re: kimberlite and diamond? (Lluis)
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06 Apr-02:23:05 Kimberlite and diamond? (Von_von)
05 Apr-22:35:28 The mizunaka collection - quartz (Am Mizunaka)
05 Apr-15:58:09 Re: collection of firmo espinar (Firmo Espinar)

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Help identify
  
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CJ Ward




Joined: 22 Mar 2022
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PostPosted: Apr 03, 2022 12:46    Post subject: Help identify  

Can anyone help? Anthracite coal? Any idea? Result of Jerwyn fire Thanks


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0ABEA4B7-30F5-4FEC-B44E-78A53DAC11E8.jpeg
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Bob Carnein




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PostPosted: Apr 03, 2022 15:14    Post subject: Re: Help identify  

This appears to be a "coal ball", which is a mineralized concretion from a coal seam. They are usually calcareous and sometimes contain well preserved fossil plants.
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