Microcline (var: Amazonite)A nice, sharp, blocky, rich blue green colored single crystal with minor attached Albite (var: Cleavelandite). Minor edge wear, but good quality all around. From the collection of Willard W. Wulff (1904 1998) of Colorado Springs, Colorado, a prominent figure and collector of Colorado minerals. Wulff was one of the founding members of the Colorado Springs Mineralogical Society in 1936. You can read Willard's bio on the Mineralogical Record website. Ex.

A beautiful full-sized thumbnail specimen featuring a fantastic

and it is a possibility there will never be any more

and due to newly imposed circumstances regarding the removal of specimens from the mine

that this piece is truly one-of-a-kind

black cyclic twinned crystals which are associated with unique prismatic Quartz crystals containing rarely seen small Smoky Quartz phantoms

Wulff (1904-1998) of Colorado Springs

translucent to opaque radiating yellow to light yellow-cream colored “balls” of Wavellite are associated with GEM to gemmy

If that wasn’t enough

Specimen # AMAZWH111908

rich blue-green colored prismatic Amazonite crystal beautifully flaring off of cream-colored Feldspar matrix

These are stunning textbook twins of Phosphophyllite

This specimen is over 40 years old and was part of the best find of the material