Columbite

Författare/Upphovsman:

USGS

Kreditera:

http://libraryphoto.cr.usgs.gov

Kort länk:

https://sewiki.info/b/662df

Källa:

Wikimedia Commons

Upplösning:

700 x 431 Pixel (279568 Bytes)

Beskrivning:

Columbite. Pen for scale. Collected in Keystone, South Dakota, 1962. Mineral collection of Bringham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 4-8038, (FeMn)O - Nb_2O_5.

Licens:

Public domain