Microcline with Smoky Quartz and Albite Siderite This is more than just

This is more than just a “black” rock just based upon its visceral beauty

which many collectors and dealers have dubbed the “Holy Grail” on minerals

let alone a twinned crystal on matrix is exceedingly rare

antimony sulfosalt which are associated with rare lustrous acicular Zinkenite crystals

Microcline with Smoky Quartz and Albite Siderite This is more than justAn 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