Quartz

ncat TD Berlinite, Augelite, Burangaite(?), Scorzalite, Albite(?), Garnet Group, Wicksite(?), Quartz, Hålsjöberg (Horrsjöberg), Torsby, Värmland, Sweden

Black berlinite with light blue inclusions (burangaite?), white augelite, blue scorzalite, and colourless/grey/white albite(?), fluorescent red under shortwave UV, brown garnet(?), a small amount of moss green wicksite(?) and colourless quartz. Width of view 6mm. Stack of 60 images. Click on the image below for a higher resolution version. Below:...

ncat GLEE Phurcalite, Meta-torbernite, Quartz, Unknown, San Miguel prospect, Los Azules mine, Quebrada San Miguel, Copiapó, Copiapó Province, Atacama, Chile

Green platy crystals of metatorbernite, yellow phurcalite (fluorescent), colourless crystals (some as sceptres), and a colourless platy crystal (left side of photo and in closeup). The latter is a similar habit to torbernite, but there is no hint of green! Matrix is composed mostly of andradite garnet(?). Width of view...

ncat OW307 Rhodochrosite, Quartz, Tetrahedrite, Pyrite, Corner Pocket, Watercourse Rise, Watercourse Extension Drift, Sweet Home Mine, Alma District, Park Co., Colorado, USA

Collected September 1994. Pink rhombs of rhodochrosite with a couple of quartz crystals and a group of small pyrite crystals, all on a cluster of tetrahedrite crystals. Width of the specimen 18mm. Stack of 65 images. Click on the image below for a higher resolution version.

4002 Ferrimolybdite, Quartz, Dravite, Bischoff Extended (West Bischoff; Wheal Bischoff), Waratah, Waratah district, Waratah-Wynyard municipality, Tasmania

Collected 2/2005. Brown prismatic tourmaline crystals, visually identified by Ralph Bottrill as dravite at the time of collecting, but not analysed to my knowledge. Probably better described as dravite-schorl series. Width of view 11.5mm. Stack of 49 images. Click on the image below for a higher resolution version.