Haiweeite

 Haiweeite is a mineral of uranium and has the chemical formula: Ca[(UO2)2Si5O12(OH)2]·3(H2O). It is a secondary mineral of uranium, a product of oxidation. It has a greenish yellow color. It has a Mohs hardness of about 3.5 and is fluorescent under UV light.

Haiweeite
Haiweeite-171829.jpg
General
CategoryNesosilicate
Formula
(repeating unit)
Ca[(UO2)2Si5O12(OH)2]·3(H2O)
Strunz classification9.AK.25
Dana classification53.3.2.2
Crystal systemOrthorhombic
Crystal classDipyramidal (mmm)
Space groupOrthorhombic
H-M symbol: (2/m 2/m 2/m)
Space groupPbcn
Identification
Other characteristicsRadioactive.svg Radioactive

It was named after the Haiwee ReservoirInyo County, California, US, where it was first found.

This article uses material from the Wikipedia article
 Metasyntactic variable, which is released under the 
Creative Commons
Attribution-ShareAlike 3.0 Unported License

Note

This article uses material from the Wikipedia article
 Metasyntactic variable, which is released under the 
Creative Commons
Attribution-ShareAlike 3.0 Unported License
.