Uranophane
Formula: Mohs scale hardness:
Specific gravity:
References
https://en.wikipedia.org
https://mineralogiquementvotre.wordpress.com/tag/%CE%B2-uranophane/
http://www.dakotamatrix.com/mineralpedia/8005/uranophane#!prettyPhoto
https://www.pinterest.com/pin/185210603402319282/