ncat VHD3 Rhodochrosite, Quartz, Wutong Mine (Wudong Mine), Liubao, Cangwu Co., Wuzhou, Guangxi, China
Pink rhodochrosite rosettes on quartz with minor sulphides. 38mm wide.
Pink rhodochrosite rosettes on quartz with minor sulphides. 38mm wide.
Brown globular goethite completely covering quartz crystals. Width of view 11.5mm. Stack of 85 images. Click on the image below for a higher resolution version.
Golden goethite with calcite on quartz. Calcite fluoresces bright red. Ex Margaret Brown Collection. Width of view 5.75mm. Stack of 70 images. Click on the image below for a higher resolution version.
Goethite inclusions in quartz. Ex Margaret Brown Collection. Width of view 11.5mm. Stack of 75 images. Click on the image below for a higher resolution version.
Orange acicular goethite sprays coming from a base of hematite on palest amethyst quartz. The quartz sits on an agate base. Ex Margaret Brown Collection. Width of view 11.5mm. Stack of 90 images. Click on...
Yellow crystals of scheelite on quartz. The scheelite fluoresces bluish-white under shortwave UV. Minor sulphides also present. Width of view 11.5mm. Stack of 25 images (white light), and 31 images (Shortwave UV). Click on the...
Yellow crystals of scheelite on quartz. Ex Jo Price Collection. Width of view 11.5mm. Stack of 110 images. Click on the image below for a higher resolution version.
Tiny colourless hemimorphite crystals on quartz. Collected underground in the Emmanuel Level that dates back to 1573. Specimen measures 39x34x25mm. Click on the image below for a higher resolution version.
Pale green fluorite with a darker core, preferentially coated with drusy quartz crystals. The pale green fluorite fluoresces more strongly than the darker core. Specimen measures 46x30x14mm. Click on the image below for a higher...
A single long thin quartz crystal in a vugh with dark blackish-green chlorite crystals. Width of view 5.75mm. Stack of 95 images. Click on the image below for a higher resolution version.
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...
Colourless quartz crystals that appear to have formed on another mineral that has since gone. There is a partial gap between the bottom of the quartz plate and the rest of the matrix. Width of...
A bit of layering here. The bottom layer is quartz crystals, and they are completely covered in goethite. Next is white dickite. On top of the dickite are colourless-grey fluorite cubes (not fluorescent). These in...
Dark purple over green fluorite octahedral crystals to 8mm with quartz. The green fluorite exhibits blue fluorescence under longwave ultraviolet, but not the purple fluorite. Specimen measures 53mm wide. Click on the image below for...
A small crystal lined agate geode with purple fluorite octahedra with a pale blue-grey surface on amethystine quartz. The fluorite does not fluoresce. Also present, golden sprays of goethite. Ex Joan Lamond Collection. Acquired by...
Japan Law Twin 19x15x8mm. Click on the image below for a higher resolution version.
Small sharp apophyllite crystals and balls of goethite on parallel-grown quartz crystals. Ex Bernie Day Collection. Width of view 11.5mm. Stack of 120 images. Click on the image below for a higher resolution version.
Lustrous cassiterite crystals and luinaite on and in quartz. Tiny rosettes of tan siderite on the cassiterite. Ex Mark Hallam Collection. Width of view 11.5mm. Stack of 110 images. Click on the image below for...
Yellow-green ferrimolybdite with probable orange jarosite on quartz. Width of view 8.63mm. Stack of 90 images. Click on the image below for a higher resolution version.
From the Moeraki Point quarry. Small colourless quartz on white calcite. Ex Jo Price Collection. Width of view 11.5mm. Stack of 120 images. Click on the image below for a higher resolution version.
Long thin prismatic metallic crystals with quartz crystals. Width of view 5.75mm. Stack of 70 images. Click on the image below for a higher resolution version.
Blue fluorescent purple octahedral crystals on quartz. Ex Art Smith Collection. Ex Carl Stazak. Width of view 11.5mm. Stack of 75 images. Click on the image below for a higher resolution version.
A single colourless fluorite (fluoresces) on quartz, with a quartz crystal on one face. Ex Art Smith Collection. Ex N. Peters. Width of view 11.5mm. Stack of 65 images (white light) and 11 (UV). Click...
Dark blue lazulite crystals with tan whiteite and colourless quartz. Ex Jo Price Collection. Width of view 11.5mm. Stack of 100 images.
Location in Japanese 栃木県塩谷郡塩谷町天上沢鉱山
Lustrous wheatsheaf sprays of green epidote topped with a few colourless quartz crystals. Ex Jo Price Collection. 15mm wide. Stack of 46 images. Click on the image below for a higher resolution version.
Prismatic green epidote on quartz. Ex John and Betty Weir. Width of view 11.5mm. Stack of 70 images. Click on the image below for a higher resolution version.
Labelled as Kalumburu Station, but would be the well-known Mitchell Plateau. A sheaf-shaped aggregate of epidote crystals with minor drusy quartz. 18mm tall. Stack of 55 images. Click on the image below for a higher...
Parallel aggregates of grey, partly tarnished crystals with white kaolinite. Ex Mal Annells Collection #1424. Width of view 8.63mm. Stack of 99 images. Click on the image below for a higher resolution version.
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...
Brown aggregate of prismatic stolzite crystals with yellow plumbogummite(?), transparent crystals and opaque aggregates, in quartz in a cavity left by galena(?). Width of view 11.5mm. Stack of 70 images. Click on the image below...
Green crystals of gartrellite on carminite in one small vugh, and by itself in another (photo). Orange-brown cube of pharmacosiderite with an Alunite Supergroup mineral in another. Width of view 2.88mm. Stack of 24 images....
Green cubes of bariopharmacosiderite in a vugh in quartz that is lined with brown goethite. Width of view 5.75mm. Stack of 50 images. Click on the image below for a higher resolution version.
Colourless quartz with yellow dolomite and minor pyrite. Specimen measures 28x33x10mm.
Ex Joan Lamond Micro Collection. Acquired by Joan in 1983 at the Adelaide Mineralogical Seminar. Width of view 11.5mm. Stack of 48 images. Click on the image below for a higher resolution version.
White dickite (analysed) with tan siderite and colourless quartz. Specimen is 56mm wide. Click on the image below for a higher resolution version.
Tiny sharp dark anatase crystals with colourless quartz crystals. Width of view 11.5mm. Stack of 75 images. Click on the image below for a higher resolution version.
Purple octahedral fluorite inclusions in quartz. Width of view 5mm. Stack of 80 photos. Ex Jo Price Collection. Click on the image below for a higher resolution version.
Small crystals and partial crystals of crocoite on quartz crystals, Width of view 11mm. Stack of 6 images. Click on the image below for a higher resolution version.
Tiny green crystal aggregate on quartz. Ex Mike Reinke, Jerry Cone. Width of view 3.25mm. Stack of 40 images. Click on the image below for a higher resolution version.
Blue spray with green malachite and brochantite, and unidentified pale green material in massive cuprite with quartz. Ex Brian Beyer. Width of view 5.75mm. Stack of 50 images. Click on the image below for a...
Small clusters of colourless quartz on a bed of conichalcite. Quartz crystals are uncommon. Width of view 11.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Blue chrysocolla with white hemimorphite. The matrix and the hemimorphite are coated with drusy quartz. Width of view 11.5mm. Stack of 29 images. Click on the image below for a higher resolution version.
Vermicular chlorite (probably chamosite) in quartz. Width of view 8.63mm. Stack of 40 images. Click on the image below for a higher resolution version.
A cluster of iridescent chalcopyrite crystals on ankerite/dolomite with quartz. Width of view 11.5mm. Stack of 55 images. Click on the image below for a higher resolution version.
Lustrous black cassiterite crystals with chlorite-coated quartz and dark olive-green prismatic actinolite. Width of view 19mm. Stack of 85 images. (Top image). Click on the image below for a higher resolution version.
Sharp cassiterite crystals on one edge of a specimen containing well-formed arsenopyrite crystals, quartz crystals, and botryoidal orange dolomite. Width of view 14.25, Stack of 80 images (cassiterite photo). Second photo width of view 8mm....
Lustrous dark cassiterite crystals with white quartz crystals, from the edge of a porphyry dyke. Width of view 9.5mm. Stack of 60 images. Click on the image below for a higher resolution version.
Lustrous dark cassiterite crystals with quartz. Width of view 19mm. Stack of 90 images. Click on the image below for a higher resolution version.
Colourless cannonite and pale yellow bismutite after bismuthinite on quartz. Orange bismite and yellow-green koechlinite. Ex Bernie Day specimen. Width of view 5mm. Stack of 50 images. Click on the image below for a higher...
Pale yellow brazilianite with colourless quartz collected in 1969, mounted Feb. 5, 1984, and from the renowned collection of J.W. Grandy. Width of view 5mm. Stack of 100. Click on the mineral image below for...
Nicely protected yellow sprays in a quartz vugh. Ex John Sobolewski. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Tiny smithsonite crystals on interpenetrant fluorite and bladed barite crystals, on quartz. Acquired from Philip Grounds, Bay Minerals, in 2012. Width of view 5mm. Stack of 70 images. Click on the image below for a...
Specimen acquired in the micromount room at the Tucson Show. Ex Bob Jenkins. Width of view 3.5mm. Stack of 30 images. Click on the image below for a higher resolution version.
Zoned crystals of brookite in small cavities in quartz. Width of view 3.5mm. Stack of 30 images. Click on the image below for a higher resolution version.
Sceptred amethyst. Sceptre is 11mm wide. Click on the image below for a higher resolution version.
Interesting textures. Specimen is 34mm wide. Ex Bart Cannon. Click on the image below for a higher resolution version.
Hematite in quartz giving it the lovely red colour. Specimen is 25mm tall.
Doubly-terminated colourless quartz crystal with iron staining. Ex Joan Lamond Collection. Width of view 5mm. Stack of 10 images.
Originally purchased from Marino Cristofli, a former miner from Dimbulah on 13th June 1996. Ex Martin Jensen Collection number MJ3254. 34x22x20mm. Pink-red fluorescence.
A lot of collectors like fluorite. Whether it be for the isometric (cubic) symmetry (for those that might be a little obsessive-compulsive 😁), the range of colours and zoning, the fluorescence, or for other reasons....
Acquired by Joan Lamond in 2003 from John Haupt. Width of view 3.5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Width of view 3.5mm. Stack of 55 images.
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...
A coated hexagonal prism of fluorapatite from the Pyramid Hill granite Quarry, Victoria. Not as pretty as the Lake Boga ones. Width of view 5mm. Stack of 10 images. Click on the image below for...
Ankerite with colourless prismatic quartz and minor chalcopyrite. Width of view 3.5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Acquired by Joan Lamond in 1993 from Brian Beyer at the Adelaide Mineralogical Society Seminar for $1.00. Width of view 3.33mm. Stack of 60 images.
Acquired by Joan Lamond in 2001 from a Tailgater at the Wagga Gemboree.
Acquired by Joan Lamond in 1996 from the Holland Micro Group.
Acquired by Joan Lamond in 1998 from Judy Rowe. Collected by Judy and Stan Rowe in May, 1985.
Acquired by Joan Lamond in 1999 from the Holland Micro Group.
Acquired by Joan Lamond in 1999. Ex Museum Victoria.
Ex Museum Victoria, acquired by Joan Lamond in 1999. Width of view 2.5mm.
Width of view 3.5mm. Stack of 90 images.
A single blue anatase crystal on a specimen containing dark green chlorite, orange-brown cassiterite, white albite and colourless quartz. Ex Bernie and Margaret Day Collection. The label on the base of the box is in...
Blue anatase crystals with orange rutile needles on albite and quartz. Width of view 4.5mm. Stack of 50 images.
Rings and curved crystals of boulangerite on pink rhodochrosite. Header image width of view is 5mm. Stack of 110 images. Second image is an old one, width of view 2.5mm and stack of 12.
Sharp prismatic green crystals with quartz, dark green chlorite, and unknown pink balls. Height of view 5mm. Stack of 60 images. Locality not specifically in Mindat. Maltatal is a river north of Malta.
Collected… Also ended up having minor surgery after this collecting trip. A piece of chisel ended up embedded in my wrist!
Colourless crystal, main one being 35mm long.
Reddish brown goethite botryoidal matrix hosting colourless quartz crystals. Width of view 18mm. Stack of 240 images. Ex Lundgren Collection.
Green prismatic epidote with apparent paler tips, white prismatic flattened crystals of laumontite, and green platelets of pumpellyite. Small colourless quartz crystals. Width 9mm, stack of 78 images (epidote). Width 4.5mm, stack of 30 images...
Zoned yellow and brown sphalerite crystals with colourless rhombs of dolomite and colourless round groups of quartz crystals. A couple of very pale yellow sphalerite crystals exhibit an unusual pinkish fluorescence. Width 9mm. Stack of...
Colourless crystals. Width 11mm. Stack of 60 images. Ex Jo Price Collection.
Greyish-yellow monazite with yellow-orange anatase, colourless quartz and white apatite. The apatite fluoresces a pinkish white. Width 9mm. Stack of 60 images. Ex Jo Price Collection.
Sharp bluish crystals of anatase on quartz. Width 4.5mm. Stack of 52 images. Ex Jo Price Collection.
Hexagonal pale-coloured prism of synchisite (label says Ce, but Mindat shows this as questionable), with silver hexagonal plates of hematite. Width 4.5mm. Stack of 56 images. Ex Jo Price Collection.
A single purple octahedral crystal of fluorite (fluorescent) with golden sprays of goethite on quartz. Width 9mm. Stack of 110 images. Ex Jo Price Collection.
Purple cookeite, rare according to Tom Klinepeter. Width 9mm. Stack of 66 images. Ex Jo Price Collection.
Pale blue needles on quartz. Width 9mm. Stack of 62 images. Ex Jo Price Collection.
A lot going on here. Orange phantoms in quartz crystals. These are coated in white drusy quartz. Then there are colourless quartz scepters. But not just at the tips. There are tiny little sceptres ALONG...
Pale pink morganite beryl, labelled as Pakistan but identified as Pech by Rocksaholics. Purchased at Keystone, priced at $290.
Terminated crystals of blue beryl with colourless crystals of sellaite and quartz. Fluorite was picked up by fluorescence under longwave ultraviolet. A yellow-orange fluorescence may be non-crystalline sellaite. In the fluorescent photos, there are also...
Quartz and hematite pseudomorph after an epidote crystal coated with tiny quartz crystals. MinID RMK-561. Video best viewed full screen.
Slender quartz crystal with goethite inclusions and unknown black rhombohedral species. Video best viewed full screen.
Complex black sphalerite with orange coated quartz crystals. Video best viewed full screen.
Hematite inclusions in amethyst. Video best viewed full screen.
Tiny white calcite on yellowish calcite, chalcopyrite partially covered by sphalerite, and quartz and colourless fluorite. Video best viewed full screen.
Sharp cassiterite crystals. Video best viewed full screen.
Rhodochrosite epimorphs after ?? With tiny quartz crystals. Ex Barry Johnson Collection. Video best viewed full screen.
Pale yellow fluorite cubes, blue under longwave UV, with siderite on and in. Ex Barry Johnson Collection. Video best viewed full screen.
Pink rhodochrosite with small white crystals (kutnohorite?). These white crystals are also included in the quartz. Ex Barry Johnson Collection. Video best viewed full screen.
Group of platy hematite crystals. Ex Brian Shelton Collection.
White spiky balls of calcite on quartz. Fluorescent pink.
A group of parallel oriented sharp black ferberite crystals on a cloudy quartz crystal with a clear tip.
Blocky malachite crystals on cuprite and quartz.
Ex Roger Colling Collection
Ex Roger Colling Collection
Ex Keith Williams, Williams Minerals. LB Collection.
Red realgar crystal altering to yellow orpiment on a nest of quartz crystals with a dusting of pyrite.
Unknown Mexican locality. Suggestions welcomed!
Cluster of colourless quartz crystals.
Tiny anatase crystals (arrowed) on quartz with hematite inclusions.
Two greenish opaque quartz crystals joined together. Not smooth faces.
Brown ball on quartz matrix. Minor pyrite present. Ex Elena van Schriver.
Cream flattened calcite crystals on tapering quartz crystals.
Cluster of colorless-white quartz crystals. Collected by Tim Greenland in Spring, 1968.
Herkimer-like quartz crystals on matrix. Ex Milton Lavers Collection No. C38.
Lustrous purple “Grape Agate” with colourless-white calcite crystals, 60mm wide. From Joe George, aka The Scepter Guy, cascadescepters.com.
Stalactite of black crystals of sphalerite with a quartz crystal and minor pyrite on a few sphalerite crystal terminations, 58mm wide.
Ex Bernie Day specimen.
Drusy quartz over azurite. Width of view 2mm. Stack of 52 images. Ex Bernie Day specimen. Click on the image below for a higher resolution version.
Ex Ron Wallace, ex Graham Lee. Width of view 2.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Ex Ron Wallace, ex Graham Lee. Monochrome photo.
Ex Bernie Day specimen.
Collected by Bjorn Skar, Ole-Thorstein Ljostad
Labelled as Paratacamite, Richard Bell
Ex John Lewis collection.
Drusy colourless crystals, Jim Daly, Sauktown Sales, Indiana
Ex John Lewis collection.
Mn-calcite/Ca-rhodochrosite pseudomorphing kutnohorite, Self-collected
Mn-calcite/Ca-rhodochrosite pseudomorphing kutnohorite, Self-collected
Labelled as limonite after sphalerite, Barry Schubert
Ex John Lewis collection.,
Pinkish raspite (single crystal), cream chamosite balls, prismatic arsenopyrite, including some partial trillings, colourless fluorite, well-formed chalcopyrite crystals and colourless quartz crystals. Ex Wolfgang Henkel.
ex Joan Lamond Collection, ex Museum Victoria.
Hemispheres of quartz (described as chalcedony, but not) with grey stilbite.
Chlorite and anatase inclusions in thin needle-like quartz. Minor white albite on quartz. Tiny brown rutile(?) on one quartz crystal.
A few white calcite crystals on drusy quartz.
White quartz overgrown smoky quartz.
A stunning colourless fluorapophyllite with a pink stilbite crystal all sitting on drusy quartz. The apophyllite measures 45mm across. Not my photo.
White quartz overgrown smoky quartz.
Weird ribcage growth of quartz.
Beta style quartz crystals with a smoky tint, with hematite as inclusions, and larger hematite blades alongside. Ex Roger Colling Collection #58.
Multiple Japan-Law twins. Ex Marylin Dodge Collection. See http://www.irocks.com/minerals/specimen/3973
Cluster of gemmy colourless quartz crystals. Ex Roger Colling Collection #375. Probably collected down hill east of the Victoria Tower mine in the 1980s (Murray Thompson personal communication).
Perfectly-formed wurtzite crystals, doubly-terminated quartz, plus other sulphides? Purchased at Keystone, priced at $500.
Cluster of doubly-terminated quartz crystals with unknown black minerals. Purchased at Keystone, priced at $12.
The Rocket. Group of beta-quartz like crystals that looks like a rocket ready for lift-off.
Lovely cluster of colourless quartz crystals in parallel growth. Labelled as Jebel Imalo, Imilchil, High Atlas Mountains, Morocco.
Lovely cluster of colourless quartz crystals. Previous label – Dave Bunk Minerals with a $40 price tag – 5/05 Costa Mesa. Purchased at Keystone, priced at $50.
Attractive cluster of chlorite-included quartz. 73x47x47mm.
Matrix of quartz with individual colourless crystals to 13mm (largest doubly terminated). Specimen 53x40x20mm.
From Greg Dainty: This piece was collected, and labeled, by Norman Robinson, from an old exploration trench. Its hard to figure out exactly whats going on here, there is what appears to be chrysocolla replacing...
Sharp crystals of sphalerite and galena. Purchased at Keystone, priced at $24.
Purple hexagonal apatite crystals on a pale smoky quartz with tourmaline inclusions and minor pyrite.
Many patches of gold in crystaline quartz with a few stannite crystals.