0304 Fluorite, Thomson Hill, Nelson, South Island, New Zealand
Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
0302 Barite, Calcite, Sphalerite, EZ Mine, Puttapa, South Australia
Sharp pale yellow barite crystal on calcite with sphalerite. Width of view 3.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
0288 Harmotome, Pahau River, Canterbury, South Island, New Zealand
Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
0279 Vivianite, Browns Lime Quarry, Browns, Southland, South Island, New Zealand
Typical blue patches in matrix. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
0274 Fluorite, Thomson Hill, Nelson, South Island, New Zealand
As green octahedral crystals. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
0261 Variscite (ferroan), Iron Monarch, Iron Knob, South Australia
Iron gives the variscite the red colour.
0255 Hematite, Phlogopite, Ponui Point, Taupo, Tongariro, North Island, New Zealand
Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
0252 Xonotlite, Mossburn, Southland, South Island, New Zealand
Mossburn serpentine quarry. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
0247 Kotschubeite, Chromian Clinochlore, Ruahine, Southland, South Island, New Zealand
Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
0245 Clinoptilolite, Rangitata River, Cantebury, South Island, New Zealand
Orange crystals. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
0236 Scheelite, Glenorchy, Clutha-Central Otago, South Island, New Zealand
Massive scheelite in quartz. Typical bright bluish-white fluorescence under shortwave UV. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
0235 Barite, Calcite, Broken Hill, New South Wales
Tiny calcite crystals are scattered over pale blue barite blades that measure up to 18mm across. The barite also has yellowish zones.
0213 Millerite, Calcite, Grays Quarry, Hamilton, Hancock Co., Illinois
Millerite inclusions in calcite. Ex G. Tribbey, ex Delbert L. Oswald Coll.
0207 Tennantite, Wheal Gorland, St Day United Mines (Poldice Mines), Gwennap, Camborne – Redruth – St Day District, Cornwall, England
multiple single crystals on matrix,a micromount x10. Ex W. W. Jefferis Coll. No. 7386, ex Carnegie Museum No. 1217, ex Delbert L. Oswald Coll.
0204 Nifontovite, Rey y Reina Mine (King and Queen Mine), Charcas, Mun. de Charcas, San Luis Potosi, Mexico
From the 16/200 Level. Glassy, transparent xls on matrix. Best with 10-20x. Collected by Michael Shannon January, 2010
0202 Corrensite, Chabazite, Stilbite, Kibblehouse Quarry, Perkiomenville, Marlborough Township, Montgomery Co., Pennsylvania
Tiny brown xls of this clay mineral coating chabazite rhombs with stilbite xls. Best with 30-40x
0182 Cinnabar, New Idria Mine (New Idria group; New Hope vein), Idria (New Idria), New Idria District, Diablo Range, San Benito Co., California
Multiple single crystals on matrix. Ex Paul Desautels, ex Delbert. L. Oswald Coll.
0178 Iridosmine, California, USA
Mounted on disk (5mm) on balsa pedestal in micromount box (2.2 x 2.2 x 2.0 cm) a specimen of multiple small nuggets. Ex Delbert L. Oswald. Ex Carnegie Museum #12327. Ex George English and Co.
0176 Boulangerite, Quartz, Rhodochrosite, Hercules Mine, Williamsford, Tasmania
Identification confirmed by Jim Sharpe (XRD)
0155 Platinum, Antioquia, Brazil
Multiple small nuggets on small (5mm) disk on balsa pedastal. Ex Delbert L. Oswald. Ex Carnegie Museum #12324. Note that Antioquia is in Colombia, nowhere near Brazil, and with no record of platinum.
0154 Iridosmine, California, USA
Mounted on disk (5mm) on balsa pedestal in micromount box (2.2 x 2.2 x 2.0 cm) a specimen of multiple small nuggets. Ex Delbert L. Oswald. Ex Carnegie Museum #12327. Ex George English and Co.
0153 Platinum, Antioquia, Brazil
Multiple small nuggets on small (5mm) disk on balsa pedastal. Ex Delbert L. Oswald. Ex Carnegie Museum #12324. Note that Antioquia is in Colombia, nowhere near Brazil, and with no record of platinum.
0150 Rutile, Quartz (Amethyst), Entia Valley, Harts Ranges, Northern Territory
Rutile inclusions, quartz sceptre
0138 Goethite, Quartz, Mooralla, Victoria
Golden brown spray of goethite on quartz. Width of view 11.5mm. Stack of 56 images. Click on the image below for a higher resolution version.
0112 Stromeyerite, Chalcocite, Prince Lyell Mine, Mount Lyell Mines, Queenstown district, Tasmania
Massive grey-metallic Stromeyerite inter grown with some Chalcocite. Old specimens collect around 1960. Ex Bergakedemie in Freiberg (Freiberg University of Mining and Technology). Reanalysed by Gunnar Farber. Analysis: At% S K 30.15 AgL 30.62 FeK...
0097 Stannite, Pyrite, Mt Bischoff mine, Waratah, Waratah district, Tasmania
Massive crystal aggregates of an Indium-rich Stannite, together with minor Pyrite. Very old specimens, collect around 1900. Ex Bergakedemie in Freiberg (Freiberg University of Mining and Technology). Reanalysed by Gunnar Farber. Analysis: At% S K...
0096 Shigaite, Gageite, N’Chwaning II Mine, N’Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
Golden hexagonal plates of shigaite on greyish-white fibrous gageite. Collected 1993.
0095 Zemannite, Moctezuma Mine (Bambolla Mine), Moctezuma, Mun. de Moctezuma, Sonora, Mexico
Large prismatic yellow crystals of zemannite in quartz vugh
0079 Kuranakhite, Gold, Tellurium, Moctezuma Mine (Bambolla Mine), Moctezuma, Mun. de Moctezuma, Sonora, Mexico
Tiny brown puffballs of kuranakhite with dark yellow gold and silver tellurium
0072 Gold, Cox Lode, McAuley, Leinster, Western Australia
Sponge gold on a soft mineral (steatite?). Locality is likely Cox’s Find, a historical goldfield some 65km north of Laverton to the east of Leinster. Width of view 5.75mm. Click on the image below for...
0059 Markcooperite, Timroseite, Khinite, Bird Nest drift, Otto Mountain, Baker, San Bernardino Co., California, USA
Orange markcooperite, yellow timroseite and green khinite
0039 Poughite, Schmitterite, Moctezuma Mine (Bambolla Mine), Moctezuma, Mun. de Moctezuma, Sonora, Mexico
Greenish-yellow spheres of poughite with tiny yellow tufts of schmitterite
0013 Paratellurite, Tellurite, Quartz, Moctezuma Mine (Bambolla Mine), Moctezuma, Mun. de Moctezuma, Sonora, Mexico
Masses of creamy plates of paratellurite with yellow tellurite
0012 Kuranakhite, Gold, Tellurium, Moctezuma Mine (Bambolla Mine), Moctezuma, Mun. de Moctezuma, Sonora, Mexico
Tiny brown puffballs of kuranakhite with dark yellow gold and silver tellurium
0005 Schmitterite, Emmonsite, Moctezuma Mine (Bambolla Mine), Moctezuma, Mun. de Moctezuma, Sonora, Mexico
Schmitterite as tiny yellow to cream sprays, emmonsite green
0004 Chrysocolla, Boleite, Pseudoboleite, Santa Rosalia (El Boleo), Boleo District, Mun. de Mulege, Baja California Sur (BC Sur), Mexico
Pseudomorph of chrysocolla after boleite and pseudoboleite. From near to the Amelia Mine. Too fragile to mount so nestled in tissue.
ncat VHD15 Corundum, Sa’dah Govermorate, Yemen
Pale bluish-grey single crystal. Orange-red fluorescence in part. 29x13x12mm.
1501 Hypersthene, Magnetite, Mt Tarawera, New Zealand
1501 Hypersthene (probably enstatite), and magnetite, from Mount Tarawera, Okataina, Rotorua District, Bay of Plenty Region (Te Moana-a-Toi), North Island, New Zealand. Photo width is 3.33mm and a 46 photo stack. Mount Tarawera last erupted...
5613 Cristobalite and Sanidine in Obsidian, Poihipi Road, Taupo, New Zealand
5613 Cristobalite and sanidine in obsidian, Roadcut Section, Poihipi Road, Taupo District, Waikato Region, North Island, New Zealand. Photo width 5mm. Stack of 80 shots.
0040 Atacamite, Mt Gunson, South Australia
Cluster of prismatic atacamite crystals. Width of view 5.5mm. Stack of 10 images. Click on the image below for a higher resolution version.
