Microcline with Smoky Quartz and AlbiteAn attractive matrix display specimen featuring a few blocky crystals of very pale blue green Microcline (probably not dark enough for what I would call Amazonite) associated with starkly contrasting Smoky Quartz and highlighted by snow white Albite (var: Cleavelandite). The largest Microcline crystal measures 3. 3 cm and the main Smoky Quartz group measures 3. 6 cm long. The piece displays nicely, but the rightmost Microcline along with the

When viewed from the front

very eye-catching crystal group with great form and virtually no damage

when I acquired these specimens

there were very few found

Despite its simple chemistry

This piece is a great thumbnail sized specimen of Carbonate-rich Hydroxylapatite with well-defined hexagonal form

or virtually any other country

Specimen # BOL711B92

Specimen # BOL711B139

"Alpine-type" octahedra (some are twinned) associated with cream colored Feldspar on matrix

All of the crystals are good sized for the locality with a beautiful golden-green hue

A cool association specimen from this classic locality