Twinned pseudohexagonal chabazite crystals coating inside of vesicle. Ex Val Hannah Collection. Width of view 11.5. Stack of 42 images. Click on the image below for a higher resolution version.
A pale pink kunzite crystal. Specimen is 29mm wide. Click on the image below for a higher resolution version.
A pale green hiddenite crystal without matrix. Width of view 17.25mm. Stack of 24 images. Click on the image below for a higher resolution version.
A lovely cluster of azurite crystals without matrix, labelled as from the Holbrook Extension. Width of view 32mm. Stack of 35 images. Click on the image below for a higher resolution version.
Green afterglow. Ex Barry Schubert. Width of view 28mm. Stack of 45 images. Click on the image below for a higher resolution version.
Chrysocolla as blue patches and as green coatings and/or replacement of malachite. Green unaltered malachite also present. Some malachite altered to goethite, and goethite also present as the coating of vughs possibly coating or replacing earlier malachite. Width of view 11.5mm. Stack of 80 images. Click on the image below...
A 1mm wide yellow wulfenite crystal on a goethite matrix. A few other crystals occur on other parts of the specimen. Width of view 4.5mm. Stack of 35 images. Click on the image below for a higher resolution version.
Pale blue crusts and distinct crystals. Width of view 11.5mm. Stack of 80 images. Click on the image below for a higher resolution version.
Chalcanthite crystals that had grown on mine timbers in the lower levels of the mine. Specimen was collected around 1968 and was still attached to the timber. Unfortunately it has since become detached. Width of view 17.25mm. Stack of 25 images. Click on the image below for a higher resolution...
Deep blue curved crystals. Width of view 11.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Pale blue post-mining efflorescence. Width of view 11.5mm. Stack of 24 images. Click on the image below for a higher resolution version.
Typical post-mining blue efflorescence. Ex Jo Price Collection. Width of view 11.5mm. Stack of 45 images. Click on the image below for a higher resolution version.
Pale blue post-mining efflorescence. Width of view 11.5mm. Stack of 25 images. Click on the image below for a higher resolution version.
Two interpenetrant blue crystals. There was a chalcanthite pool underground at the mine. The colour is a bit lighter blue in person but hard to capture accurately. Ex Jo Price Collection. Largest crystal is 10mm. Stack of 40 images. Click on the image below for a higher resolution version.
A light blue crust, probably post-mining. Ex Joan Lamond Collection. Width of view 17.25mm. Stack of 40 images. Click on the image below for a higher resolution version.
White to pale green chalcoalumite with fine needles of blue cyanotrichite. Ex Bernie Day Collection. Width of view 5.75mm. Stack of 30 images. Click on the image below for a higher resolution version.
Pale pink to pale blue crust of chalcoalumite with green brochantite and yellow crusty beaverite-(Cu). Visual ID by Ralph Bottrill in about 2007. Width of view 11.5mm. Stack of 55 images (first photo – chalcoalumite) and 80 images (second photo – brochantite). Click on images below for a higher resolution...
Pale blue rosettes of platy crystals. Ex Brian Beyer. Width of view 11.5mm. Stack of 50 images. Click on the image below for a higher resolution version.
A group of pale but lustrous grossular garnets with interesting surface features. Ex John Sobolewski. Ex Matt Gibbs. Width of specimen 12mm. Stack of 50 images. Click on the image below for a higher resolution version.
A single red crystal collected on the banks of the River Thames by a Mudlarker. These garnets are thought to have originated in South Asia, maybe India, and may have been lost overboard while being transferred from a ship to the shore. They likely date back to the 18th or...
A tiny silver graphite crystal with green pargasite crystals in white marble. Width of view 11.5. Stack of 30 images. Click on the image below for a higher resolution version.
A number of green pargasite crystals in white marble. Width of view 11.5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Two green pargasite crystals in a marble matrix, one of which (pictured) overgrows a barely visible red spinel, really only visible under UV. Width of view 8.6mm. Stack of 25 images (white light), 20 images (longwave UV). Use the slider to see specimen under white light and longwave UV. Click...
Green demantoid andradite garnets nestled in pinkish-white chrysotile (asbestos). Precise locality not known. There are a few possibilities: Dossi di Franscia and the Sferlùn asbestos mine amongst others. Ex Jo Price Collection. Width of view 11.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Pale pink stalactites of gmelinite. Width of view 11.5mm. Stack of 60 images. Click on the image below for a higher resolution version.
A single deep pink/purple grossular crystal on a small amount of wollastonite matrix. A few smaller crystals are dotted around. The garnet, a darker pink than many, fluoresces red under longwave UV. Ex Keith Williams, Williams Minerals. Width of view 33mm. Stack of 50 images (white light) and 25 images...
Yellow cervantite in fractures and on surfaces of massive stibnite. Ex Val Hannah Collection. Ex Ruth Coulsell Collection. Acquired by Val from Ruth in 1993. Width of view 11.5mm. Stack of 30 images. Click on the image below for a higher resolution version.
Zoned yellow cacoxenite hemispheres. Width of view 11.5mm. Stack of 60 images. Click on the image below for a higher resolution version.
Goethite coating cerussite. Width of view 5mm. Stack of 70 images. Click on the image below for a higher resolution version.
Single prisms and knee-shaped twins of grey to pale green cerussite. Width of view 5mm. Stack of 60 images. Click on the image below for a higher resolution version.
A cluster of yellow-green so-called “chrome” cerussite. Width of view 5mm. Stack of 45 images. Click on the image below for a higher resolution version.
Five specimens. The one photographed has parallel growth cerussite with “pancake” pyromorphite. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Prismatic colourless cerussite with tiny yellow mimetite crystals. Ex Joan Lamond Collection. Acquired by Joan from Merv and Lil Legg at the 1999 Gemkana for $2. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
White bladed crystals on a gossanous matrix. Ex Jo Price Collection. Width of view 19mm. Stack of 45 images. Click on the image below for a higher resolution version.
Colourless crystals showing twinning, no matrix, mounted on a black-painted wooden post. Ex Jo Price Collection. Width of view 5mm. Stack of 24 images. Click on the image below for a higher resolution version.
Grey cerussite crystals on azurite. Ex Graham Lee. Width of view 19mm. Stack of 85 images. Click on the image below for a higher resolution version.
White globular hyalite opal partially coating one of the greenish barrel-shaped pyromorphite crystals. The opal fluoresces white under longwave UV. Ex Val Hannah Collection. Width of view 19mm. Stack of 51 images. Click on the image below for a higher resolution version.
Prismatic brownish cerussite crystals, some twinned on green malachite. Width of view 19mm. Stack of 73 images. Click on the image below for a higher resolution version.
A neat reticulated cerussite specimen coated in tiny pyromorphite crystals. Sandwiched between the two is a bit of malachite. Specimen measures 48x45x22mm.
A lovely sixling reticulated cerussite, no matrix, with a pale orange fluorescence under longwave UV. Width of view 19mm. Stack of 31 images. Click on the image below for a higher resolution version.
Brownish bladed cerussite with green needles of malachite and blue bladed azurite. Width of view 9mm. Stack of 37 images. Click on the image below for a higher resolution version.
Lustrous azurite crystals on and with prismatic white cerussite. Width of view 9mm. Stack of 33 images. Click on the image below for a higher resolution version.
Reticulated cerussite. Ex Ian Graham. Width of view 9mm. Stack of 48 images. Click on the image below for a higher resolution version.
A phantom(!) reticulated cerussite with malachite. Ex Margaret Brown Collection. Width of view 5mm. Stack of 60 images. Click on the image below for a higher resolution version.
Pale peach/pink coloured topaz 38x35x26mm. Found by Rich Fretterd during an episode of The Prospectors. See article in Minerals Newspaper.
Single colourless crystal measuring 20x20x23mm.
A waterworn blue topaz, 43x25x23mm. Ex Peter Mostert. Click on the link below for a higher resolution version.
Reticulated cerussite groups on hemimorphite with malachite. Ex Margaret Brown Collection. Ex Gerry Morvell. Width of view 9.5mm. Stack of 45 images. Click on the image below for a higher resolution version.
Type Locality. Ex Joan Lamond Collection. Acquired by Joan in 1985 from a collector in Edmonton, Canada. Width of specimen 9mm. Stack of 112 images. Click on the image below for a higher resolution version.
Ex Joan Lamond Collection. Acquired by Joan from Melbourne Museum in 1983. Width of view 5mm. Stack of 55 images. Click on the image below for a higher resolution version.
Ex Dragon Minerals. One of a number of small reticulated rutile specimens. Width of view 19mm. Stack of 150 images. Click on the image below for a higher resolution version.
Type Locality. Tiny pale blue crystals. Width of view 5mm. Stack of 61 images. Click on the image below for a higher resolution version.
Type Locality for goudeyite. Green patches of botryoidal goudeyite and tiny needles visible under higher magnification, with pale-coloured prismatic olivenite crystals. Ex Richard Grant Collection. Width of view 5mm. Stack of 47 images. Click on the image below for a higher resolution version.
Sky blue puffballs. Width of view 5mm. Stack of 45 images. Click on the image below for a higher resolution version.
White weilite with pink tufts of erythrite, and pale pink balls of sainfeldite(?) and deeper pink-purple prismatic crystals of sainfeldite. Ex Jo Price Collection. Width of view 5mm. Stack of 37 images (weilite) and 63 images (erythrite).
Colourless flat bladed crystals. Type Locality. Ex Jo Price Collection. Width of view 2.5mm. Stack of 52 images. Click on the image below for a higher resolution version.
Green bayldonite with colourless prisms of mimetite (see second photo), and coated quartz crystals (not in photos). Type Locality for bayldonite. Width of view 2.5mm. Stack of 60 images (first photo). Width of view 5mm. Stack of 50 images (second photo). Click on the images for a higher resolution version.
Lilac bladed crystals. Width of view 5mm. Stack of 21 images. Click on the image below for a higher resolution version.
Octahedral crystals of faujasite with opal spheres and coating. Exact species of faujasite not known. Ca, Mg and Na recorded (the latter two being Type Locality species). Width of view 5mm. Stack of 51 images. Click on the image below for a higher resolution version.
Visible gold (just above centre) with yellow timroseite and green khinite. Type Locality for timroseite. Width of view 5mm. Stack of 51 images. Click on the image below for a higher resolution version.
White sprays of maricopaite with yellow mimetite. Type Locality for maricopaite. Width of view 2.5mm. Stack of 34 images. Click on the image below for a higher resolution version.
Colourless prismatic crystals. Ex Jim Ferraiolo. Width of view 2.5mm. Stack of 51 images. Click on the image below for a higher resolution version.
Vintage Neal Yedlin micromount. Width of view 19mm. Stack of 44 images. A fine adamite from the Ojuela Mine, mounted by Yedlin on a piece of black cork in a hand-labeled vintage cardboard micromount box, and numbered 136. Click on the image below for a higher resolution version.
Four spheres with a slight pinkish hue. Width of view 19mm. Stack of 63 images. Click on the image below for a higher resolution version.
Type Locality for jeppeite and priderite. Black jeppeite with brown priderite in a lamproite matrix comprised of green celadonite and chlorite pseudomorphs of olivine, pyroxene and leucite. Width of view 24mm. Stack of 49 images. Click on the image below for a higher resolution version.
A single crystal of cassiterite with no matrix. 13x13x7mm. Stack of 25 images. Click on the image below for a higher resolution version.
An interesting paragenesis. I think what has happened is that malachite was replaced by blue chrysocolla, then wulfenite crystals formed on that, then a later coating of paler chrysocolla covered the lot! Ex Jo Price Collection. Width of view 9.5mm. Stack of 125 images. Click on the image below for...
A sample of alluvial heavy concentrate in a vial from the Ringarooma River, Derby, containing mostly brown to black cassiterite, with minor orange zircons, and occasional sapphires and black spinel. Width of view 14.25mm. Stack of 45 images. Click on the image below for a higher resolution version.
A tiny cassiterite crystal embedded in matrix. Width of view 4.75mm. Stack of 20 images. Click on the image below for a higher resolution version.
Sharp crystals of cassiterite ranging in colour from yellow through grey and brown to black, some zoned, with white topaz (to the right and slightly below the main cassiterite crystal) and green torbernite (not in photo). Width of view 9.5mm. Stack of 55 images. Click on the image below for...
Brown to black euhedral cassiterite crystals with zoned divergent sprays of prismatic crystals in the matrix. Width of view 16mm. Stack of 75 images. Click on the image below for a higher resolution version.
Dark brown cassiterite crystals and an iron-stained topaz crystal (centre top) embedded in a corroded greisen matrix. Width of view 9.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Three loose complex crystals without any matrix. Collected underground. Width of view 19mm. Stack of 34 images. Click on the image below for a higher resolution version.
A twinned cassiterite crystal with a small smoky quartz crystal at the centre, no matrix. A gift from, and collected by, the late Albert Chapman. Width of view 14mm. Stack of 66 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. Click on the cassiterite image for a higher resolution version.
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.
Aggregate of cassiterite crystals. Width of view 9.5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Prismatic cassiterite crystal with interesting features. Width of view 19mm. Stack of 70 images. Click on the image below for a higher resolution version.
Twinned cassiterite. Width of view 12mm. Stack of 56 images. Click on the image below for a higher resolution version.
A group of crystals with gemmy portions and no matrix. Width of view 19mm. Stack of 70 images. Click on the image below for a higher resolution version.
Colourless gypsum on green carrboydite with yellow to brown jarosite. Acquired by Joan Lamond in 1995 from Frank Doedens via Audrey Tuck. Width of view 19mm. Stack of 70 images. Click on the image below for a higher resolution version.
Type Locality. Ex Jo Price Collection. Specimen measures 9x7x3mm. Stack of 50 images. Click on the image below for a higher resolution version.
Off-white barite aggregates on iron-stained phillipsite with tiny black goethite balls. Ex Jo Price Collection. Width of view 19mm. Stack of 50 images. Click on the image below for a higher resolution version.
Globular dolomite on analcime crystals. Ex Jo Price Collection. Width of view 19mm. Stack of 80 images. Click on the image below for a higher resolution version.
ex Jack Leach Collection. Specimen is 25x18x14mm.
Malachite after azurite and orange-yellow wulfenite crystals and tiny olive green fornacite crystals on a goethite matrix. Width of specimen 43mm. Stack of 182 images. Depth of view about 25mm. Click on the image below for a higher resolution version.
Type Locality for davidite-(La). Old German label. Yellow carnotite on massive davidite. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Robust dark red to almost black, carminite crystals with green beudantite-segnitite. Ex Graham Lee. Width of view 5mm. Stack of 70 images. Click on the image below for a higher resolution version.
Red carminite with green beudantite-segnitite. Interesting dark lines along some of the carminite crystals. Ex Graham Lee. Width of view 5mm. Stack of 80 images. Click on the image below for a higher resolution version.
Dark orange-red carminite with lighter orange beudantite, light yellow-green philipsbornite in a pale green gartrellite matrix. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Capgaronnite is extremely light-sensitive. There was a reasonable area of yellow-green capgaronnite after being lightly rubbed on the specimen photographed. But this had almost completely turned black by the time the photograph was taken. If you look really closely, you can just make out a small area of greenish material...
Dull yellow cerianite on quartz. John Haupt advises that the cerianite from Kingsgate is likely tancaite-(Ce). Ex Bernie Day Collection. Width of view 2.5mm. Stack of 40 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 resolution version.
Type Locality. Light orange stained crystals. White arrow points to spot. Width of view 5mm. Stack of 70 images. Click on the image below for a higher resolution version.
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 a higher resolution version.
Pink scalenohedral crystals of cobalt-bearing calcite. Width of view 5mm. Stack of 70 images. Click on the image below for a higher resolution version.
Golden, almost fibrous, calcite on thomsonite. Width of view 5mm. Stack of 40 images. Click on the image below for a higher resolution version.
