Betafite
Summary
Betafite, Gunnison, Colorado.
Mineral collection of Bringham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 4-8036, (CaFeU)_2 - x(NbTaTi)_2O_6(OHF).
URL: http://libraryphoto.cr.usgs.gov/htmllib/btch555/btch555j/btch555z/byu00132.jpg
Tags
Date
2016
Source
U.S. Geological Survey
Link
Copyright info
public domain