[Rockhounds] Unknown mineral

[Pete Richards]

Conichalcite?  In calcite? dolomite? hemimorphite?

A little HCl and a look at cleavage should distinguish between those  
three colorless choices.

Regards,
Pete Richards


On Aug 12, 2008, at 2:48 PM, Lawrence Rush wrote:

> I need some help with an unknown. It can be seen at:
>
> http://www.connroxminerals.com/bone.html
>
> This is one of the specimens I recently got where the boxes and  
> labels had been destroyed...
>
> Any ideas?
>
> Larry
>
>
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___________________________________
R. Peter Richards
rpr at heidelberg.edu
Morphological crystallographer





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