Torbernite
Formula: Mohs scale hardness:
Specific gravity:
References
https://en.wikipedia.org
http://www.le-comptoir-geologique.com/torbernite-en-torbernite-margabal-ref-b10-47.html
https://commons.wikimedia.org/wiki/File:Torbernite-120982.jpg
Formula: Mohs scale hardness:
Specific gravity:
References
https://en.wikipedia.org
http://www.le-comptoir-geologique.com/torbernite-en-torbernite-margabal-ref-b10-47.html
https://commons.wikimedia.org/wiki/File:Torbernite-120982.jpg