2/2

unidentified altered material in black mineral

 
 
 

unidentified altered material in black mineral

This image is copyrighted. Unauthorized reproduction prohibited.

This is a magnification of the brown feldspar piece with black prisms. The field of view here is about 12mm. The olive brown mineral is initmately associated with the black mineral and appears to be altered from it. Note the texture of the mineral.

This photo has been shown 489 times

Photo added: 11th Dec 2008

Other Views - click to switch