MicroclineAn attractive soft white color (with VERY pale minor blue green highlights) crystal of Microcline from Adam Sotomayor's locality. The piece is well formed with sharp blocky faces and is complete all around. The underside is not complete where it was removed from the pocket wall, but it's still a very nice example of crystallized Feldspar from Colorado. Specimen # AMAZWH111916

No damage to the Brookite and just beautiful in person

This is why it is so difficult to obtain any good Silvers from Porco

This piece features several fine

as a species

sharpness and translucency sitting on bright and wonderfully contrasting

the quality is certainly better than most from this mine

smooth and lustrous

very eye-catching crystal group with great form

"sword"-shaped crystals of Vivianite with metamorphosed Sandstone

crystallized specimen of the triclinic lead

Perhaps the most interesting aspect of the piece is the fact that one side has near full coverage of Rhodochrosite

the piece is overgrown by many small