ncat JP226 Smithsonite, Hemimorphite, Aurichalcite, Broken Hill South Mine (BHS Mine; South Mine), Broken Hill, Broken Hill district, Yancowinna Co., New South Wales

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 cerussite), bluish white (maybe hydrozincite?). Ex Jo Price Collection. Width of view 3.5mm. Stack of...

0878 Gold, Stibnite, Heathcote, Victoria

Spongy reddish gold that results possibly from the breakdown of aurostibite(?) with small areas of more yellow native gold, and silver stibnite. Collected by me in the early 1990s. Width of view 3.5mm. Stack of 30 images. Click on the image below for a higher resolution version.

4571 Silver, Almería, Spain

A small mass of silver crystals. Exact locality is unknown. Ex Bob Rothenberg. Ex Al Pribula. Width of view 2.33mm. Stack of 50 images. Click on the image below for a higher resolution version.

7411 JL1902 Synchysite-(Ce), Pyrite, Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Yellowish pseudohexagonal plates of synchysite-(Ce) with tiny pyrite crystals sprinkled on them. White albite crystals at the base. Ex Joan Lamond Collection. Acquired by Joan in 1993 from Cynthia Peat (peatite-(Y)). Width of view 3.5mm. Stack of 30 images. Click on the image below for a higher resolution version…

0795 Andradite, Mary Kathleen, Queensland

At least three separate episodes of andradite garnet deposition on this specimen. First of all, orange garnet, then green, and finally, much smaller olive-green to black crystals. An interesting paragenesis. Width of view 3.5mm and stack of 60 images for both photos. Click on the images below for a higher...

4277 Antimony, Lucknow, New South Wales

Tin-white patches, some crystalline, of native antimony. Acquired from Diederik Visser. Width of view 3.5mm. Stack of 25 images. Antimony from Lucknow is recorded in a Mining article in the Sydney Mail newspaper of 31 May, 1890. Interestingly, correspondence with William Frederick Petterd, the father of mineralogy in Tasmania, is...