Pale blue acicular crystals in a vugh. Some sulphides present elsewhere on the specimen. Ex Bernie Day Collection. Width of view 11.5mm. Stack of 85 images. Click on the image below for a higher resolution...
As well as the linarite and hemimorphite, there are minor amounts of aurichalcite, brochantite, pyrite, galena, and some skarn minerals present. Collected by Gerry Morvell and acquired from Gerry by Margaret Brown in 1995. Width...
Green smithsonite. Ex John Lewis Collection. Ex Bernie Day.
Greenish-blue aurichalcite with very little definition or contrast on white hydrozincite. Ex Bernie Day Collection. Width of view 3.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Quite a bit going on here. In the centre is light blue aurichalcite on a darker blue hemisphere of rosasite (there is a second hemisphere behind and to the left as well). In front to...
Sky blue thin crystals of aurichalcite. Also present but not in photo – colourless hemimorphite and pale green smithsonite. Multiple fluorescent colours under longwave – orange-red (appears to be the smithsonite), orange (tiny patch of...
Pale blue acicular aurichalcite on granular white hydrozincite. Width of view 3.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Vintage micromount. Ex Bob Rothenberg collection, previously Walter Bagley and John Francis Calvert (Calvert died in 1897). Width of view 3.5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Type Locality for theisite. Incorrectly labelled as La Plata Co. (refer comment in Mindat). Acquired by Joan Lamond in 1997 from a Swiss Collection for $2.00.
Acquired by Joan Lamond from Harry Critchley in 1998.
Pale blue aurichalcite with white hydrozincite and pink calcite. Width 6.5mm. Stack of 162 images. Ex Jo Price Collection.
Ex Bernie Day specimen.
Type Locality. White acicular crystals of steverustite.
Labelled as fresnoite from Rush Creek, Rush Creek deposit, Big Creek-Rush Creek District, Fresno Co., California. Actually marshite, etc. Ex Joan Lamond Collection, ex Roger Colling Collection.
Labelled as fresnoite from Rush Creek, Rush Creek deposit, Big Creek-Rush Creek District, Fresno Co., California. Actually marshite, etc. Ex Joan Lamond Collection
