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27 Mar-19:47:08 Re: 2 unknowns co-occurring with caledonite, grand reef mine, az (Pete Richards)
27 Mar-16:15:44 Re: 2 unknowns co-occurring with caledonite, grand reef mine, az (Cfrench58)
27 Mar-15:18:59 Re: 2 unknowns co-occurring with caledonite, grand reef mine, az (Alfredo)
27 Mar-14:39:29 2 unknowns co-occurring with caledonite, grand reef mine, az (Cfrench58)
27 Mar-05:21:48 Re: the mim museum in beirut, lebanon (Mim Museum)
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27 Mar-02:39:50 Re: the mim museum in beirut, lebanon (Tobi)
27 Mar-00:23:28 Re: collection of volkmar stingl (Volkmar Stingl)
26 Mar-00:53:41 Re: collection of volkmar stingl (Volkmar Stingl)
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25 Mar-00:25:58 The mizunaka collection - quartz (Am Mizunaka)
23 Mar-13:35:22 Re: collection of firmo espinar (Firmo Espinar)
22 Mar-08:32:28 Re: collection of michael shaw (Michael Shaw)
22 Mar-04:20:41 Re: the mim museum in beirut, lebanon (Mim Museum)
21 Mar-22:49:19 Re: green seam. Looks like it in a state of decay. (Ning)
21 Mar-22:47:40 Re: green seam. Looks like it in a state of decay. (Ning)
21 Mar-22:45:25 Re: green seam. Looks like it in a state of decay. (Ning)
21 Mar-15:34:23 Re: the mizunaka collection - quartz (Am Mizunaka)
21 Mar-14:35:08 Re: jim’s mineral collection (Jim Wilkinson)
21 Mar-14:15:36 The 4th phoenix heritage mineral show (phms) hosted by mineralogical society of arizona (m (Chris Whitney-smith)
21 Mar-04:36:10 Re: the mizunaka collection (Tobi)
21 Mar-04:11:47 Re: jim’s mineral collection (James Catmur)
20 Mar-23:34:15 The mizunaka collection - quartz (Am Mizunaka)
20 Mar-18:13:16 Re: jim’s mineral collection (Jim Wilkinson)
20 Mar-14:06:43 Re: dry gill mine, caldbeck fells, cumbria, uk (Forrestblyth)

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What is it?
  
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Dimce Catle




Joined: 12 Nov 2017
Posts: 11
Location: Prilep

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PostPosted: Jan 31, 2020 18:53    Post subject: What is it?  

Gray-blue hexagon crystals, very fragile.
I found them in a pegmatite on Selechka Mountain. Streak is white,opaque, no reaction with HCL. Softer than quartz.



83996540_632064374227061_6313770536946106368_n.jpg
 Mineral: Epidote or Apatite or...?
 Locality:
Selechka Mountain, Prilep, Mariovo, Republic of North Macedonia
 Dimensions: 80x40x40mm
 Description:
In pegmatite matrix.Why it`s so flaky?
 Viewed:  7633 Time(s)

83996540_632064374227061_6313770536946106368_n.jpg


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Pete Modreski
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Joined: 30 Jul 2007
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PostPosted: Jan 31, 2020 19:16    Post subject: Re: what is it?  

If it's truly flaky, and soft enough, could it be a pseudohexagonal, prismatic crystal of mica?
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Dimce Catle




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PostPosted: Feb 01, 2020 12:01    Post subject: Re: what is it?  

Thanks Pete.With a little pressure between your fingers they become sand.


83360593_761080524381774_1516531507445891072_n.jpg
 Mineral: Epidote or Apatite or...?
 Description:
prilep selecka mountain
40x10x10mm
In pegmatite matrix
 Viewed:  7570 Time(s)

83360593_761080524381774_1516531507445891072_n.jpg


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lluis




Joined: 17 Nov 2006
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PostPosted: Feb 01, 2020 15:49    Post subject: Re: what is it?  

I would agree with Pete...

With best wishes

Lluís
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Dimce Catle




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PostPosted: Feb 01, 2020 18:01    Post subject: Re: what is it?  

Thank you Lluis.
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