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Colorado Rare Earth Minerals
MikeS
post Oct 1 2014, 05:49 PM
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What time is it?.... IT'S XENOTIME!!! thumbsupsmileyanim.gif

While we were diggin on the claim on Monday, my longtime friend (and co-owner) was getting into a nice pocket of gemmy smokies when he found a odd crystal we had never seen before. We suspected Zircon because of the crystal shape and it felt very heavy. After a specific gravity test it appears to be Xenotime. It is also on the heavy side of Xenotime which would suggest that the Yttrium in it has been replaced with a heavier mineral/element like Uranium or Thorite. It may have mild radioactivity. If I get the chance to test it for radiation I'll post results. If your wondering how to pronounce Xenotime here is a link with audio: Oxford Dictionaries

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The crew and I just before the rare find. (I'm on the left)

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johnnybravo300
post Mar 23 2017, 01:15 PM
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Wow awesome find.
Is there a way you can use a detector or Geiger counter to find more of that?
That's not a crystal you'd want to clean off in your mouth! Very cool.


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Dave S.
post Mar 24 2017, 08:55 AM
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QUOTE (johnnybravo300 @ Mar 23 2017, 02:15 PM) *
Wow awesome find.
Is there a way you can use a detector or Geiger counter to find more of that?
That's not a crystal you'd want to clean off in your mouth! Very cool.



Thank you Johnny,

Yeah, you would'nt want to clean anything at my brothers claim with your mouth. Lots of weird mineral deposits and elements.

I don't think a metal detector would work very well.(Mikes gold bug 2 does not even pick up the Hematite, or Goethite, both iron minerals.)

A Geiger counter might work, but most regular Xenotime has very low radiation. This one is an exeption, because of the Cesium and Thoruim content.

Here is a pic of the X-ray refraction results:

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Posts in this topic
- MikeS   Colorado Rare Earth Minerals   Oct 1 2014, 05:49 PM
- - RhodoRose   Well, that's a new one on me, never heard of t...   Oct 1 2014, 08:03 PM
|- - MikeS   QUOTE (RhodoRose @ Oct 1 2014, 09:03 PM) ...   Oct 1 2014, 08:37 PM
- - MikeS   After doing more research I realized Xenotime can ...   Oct 1 2014, 08:58 PM
- - Mrs.CP   Fantastic finds!! Owning a claim just ...   Oct 2 2014, 06:36 AM
|- - MikeS   QUOTE (Mrs.CP @ Oct 2 2014, 07:36 AM) Own...   Oct 2 2014, 09:47 PM
- - Caveman   Very, very cool! but..... yer givin' me i...   Oct 3 2014, 08:51 AM
- - Woody   Here is a picture of one of my unknown minerals. ...   Oct 3 2014, 02:30 PM
|- - MikeS   Well.. it looks like it might be Quartz Woody. A s...   Oct 3 2014, 07:25 PM
- - MikeS   Tested the Zenotime for radiation. It has detectab...   Oct 14 2014, 06:08 PM
|- - Coalbunny   QUOTE (MikeS @ Oct 14 2014, 05:08 PM) Tes...   Jan 10 2015, 06:04 AM
|- - MikeS   QUOTE (Coalbunny @ Jan 10 2015, 05:04 AM)...   Jan 10 2015, 11:17 AM
|- - Dave S.   30 CPM...of alpha, beta or gamma? What model of G...   Jan 10 2015, 11:36 AM
- - Caveman   Good! Then Jason didn't get that "war...   Oct 14 2014, 06:54 PM
- - Woody   Hey Mike, I can't find it now, but you menti...   Oct 15 2014, 06:52 PM
|- - MikeS   QUOTE (Woody @ Oct 15 2014, 07:52 PM) you...   Oct 15 2014, 08:39 PM
- - Mrs.CP   Thanks Mike, that's great info to have!   Oct 21 2014, 06:41 AM
|- - MikeS   QUOTE (Mrs.CP @ Oct 21 2014, 07:41 AM) Th...   Oct 21 2014, 07:15 AM
- - swizz   Bookmarked! Thanks for this Mike... and thanks...   Oct 21 2014, 07:36 AM
- - Woody   Yeah I really wiffed that Xenotime, When I sca...   Oct 29 2014, 08:58 AM
|- - MikeS   QUOTE (Woody @ Oct 29 2014, 09:58 AM) Tha...   Oct 29 2014, 05:41 PM
- - MikeS   After months of intense mineral investigations we ...   Jan 9 2015, 07:15 PM
- - fenixsmom   MIKEY!!! Hell of a find buddy!...   Jan 9 2015, 07:55 PM
- - Mrs.CP   Very nice find Mike and great pictures!!   Jan 10 2015, 10:10 AM
- - Dave S.   Some more INFO that I DO KNOW: Xenotime-(Y) is a ...   Jan 10 2015, 12:07 PM
- - Mrs.CP   Welcome to the forums Dave!! Excellent i...   Jan 10 2015, 12:10 PM
- - fenixsmom   About time you hopped on the forum Dave!   Jan 10 2015, 12:44 PM
- - MikeS   Welcome back to the forums brother! Hope to ...   Jan 10 2015, 01:09 PM
- - Dave S.   Thank you all! Some more interes...   Jan 10 2015, 03:25 PM
- - Dave S.   Prospected Devils Head Area for the first time. Fo...   Jul 30 2015, 08:11 PM
- - Mrs.CP   Great information and pictures Dave!! Look...   Jul 31 2015, 08:14 AM
- - Dave S.   I would like to make an update about the Xenotime ...   Mar 23 2017, 12:41 PM
|- - EMac   QUOTE (Dave S. @ Mar 23 2017, 01:41 PM) I...   Mar 23 2017, 12:58 PM
- - johnnybravo300   Wow awesome find. Is there a way you can use a de...   Mar 23 2017, 01:15 PM
|- - Dave S.   QUOTE (johnnybravo300 @ Mar 23 2017, 02:1...   Mar 24 2017, 08:55 AM
- - CP   Very cool Dave, that is very interesting, what a s...   Mar 24 2017, 02:27 PM
- - Dave S.   Sorry, in my last post I said Cesium, but the elem...   Mar 27 2017, 11:01 AM


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