Filiform pyrite with a few right angle bends. Also present is a brown chlorite(?). Both sit on two generations of calcite crystals, the first colourless, the second golden. Ex Brent Torrens. Width of view 3mm....
2678 Vanadinite, Descloizite, Calcite, Upper Level, Grey Horse Mine, Riverside, Riverside Mining District, Pinal County, Arizona, USA
Image showing the termination of one of the vanadinite crystals. Width of view 3.5mm. Stack of 51 images. Click on the image below for a higher resolution version.
Bladed goethite on white calcite crystals that are not fluorescent, however the underlying massive calcite is. Ex Margaret Brown Collection. Width of view 5.75mm. Stack of 40 images. Click on the image below for a...
3867 Calcite, Analcime, Little Plains Quarry (Fieldwicks Quarry), Blue Tier district, Break O’Day municipality, Tasmania
This crystal is coloured by hematite. On colourless analcime. A nearby cavity has a colourless calcite crystal. Width of view 4.5mm. Stack of 90 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.
Colourless calcite crystals that fluoresce white and produce a strong green afterglow when the UV light is removed. Also prismatic colourless natrolite crystals. Width of view 5.75mm. Stack of 45 images. Probably from the Little...
ncat VHD15 Calcite, Chalcopyrite, Fluorite, Barite, Pyrite, Ernest Henry Mine, Cloncurry, Queensland
Lots of chalcopyrite crystals on small purple cubes of fluorite and red-fluorescing double-terminated calcite crystals. A few small yellow barite crystals also present. Even smaller pyrite crystals are sprinkled on the barite, and to a...
Light purple cubes of fluorite do not fluoresce under longwave UV, but do fluoresce green under shortwave UV. Calcite is best seen under longwave UV as red patches. Balls of opal fluoresce pale green under...
Click on the image below for a higher resolution version. Individual images: White Light… Longwave UV… Shortwave UV…
Blocky apophyllite crystals on calcite. Ex Bernie Day Collection. Width of view 11.5mm. Stack of 100 images. Click on the image below for a higher resolution version.
Tiny pale calcite crystals on black manganoneptunite. Width of view 17.25mm. Stack of 30 images. Ex Joan Lamond Collection. Acquired by Joan in 1996. Ex Museum Victoria. Collected by Bill Birch. Click on the image...
ncat JP0291 Phillipsite-K, Calcite, Moeraki Point, Waitaki District, Otago Region, South Island, New Zealand
Twinned phillipsite crystals on and with calcite. Ex Jo Price Collection. Width of view 5.75mm. Stack of 90 images. Click on the image below for a higher resolution version.
ncat JP0259 Quartz, Calcite, Moeraki Point, Waitaki District, Otago Region, South Island, New Zealand
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.
0920 Levyne-Na, Calcite, Erionite, Thomsonite-Ca, Chabazite, Sunderland Bluff, Phillip Island, Bass Coast Shire, Victoria
Silky erionite overgrowths clearly showing on broken levyne crystal with grey calcite crystal (the calcite is 6mm tall). Adjacent vugh is lined with thomsonite and has tiny chabazite crystals sprinkled over it. Stack of 80...
Twinned(?) green epidote crystals in massive white calcite that fluoresces bright orange-red. Collected in September 1994 by Margaret Brown. Width of view 5.75mm. Stack of 97 images. Click on the image below for a higher...
ncat OW303 Malachite, Calcite, Dolomite, Quartz, Mutooroo Copper Mine, Mutooroo Homestead, Mingary, Olary Province, South Australia
A lot going on in a small space here. A layer of calcite is coated by quartz, then yellow spheres of dolomite. On top of this sits a malachite after cuprite crystal aggregate, and then...
Striated twinned djurleite crystals with calcite. The calcite fluoresces a deep pinkish-red. Width of view 11.5mm. Stack of 70 images. Click on the image below for a higher resolution version.
Fluorescent red calcite and a pyrite ring.
Fibrous white alum with calcite (it dissolves leaving alum). Visual ID by Rolf Leutcke photo in Mindat. Collected by Mike Reinke. Width of view 6.5mm. Stack of 20 images. Click on the image below for...
Tiny pyrite crystals part altered to goethite on calcite. There are two generations of calcite. The earlier one fluoresces red, and the later fluoresces white. There is a sharp delineation between the two. Ex Jo...
2237 Calcite, Chlorite Group, O & G Southbury Quarry (Silliman Quarry), Southbury, New Haven Co., Connecticut, USA
Green chlorite (labelled clinochlore) on and under zoned colourless/white calcite crystals from the Silliman Quarry (as per the label). Little balls of chlorite can be seen perched on the termination of a couple of the...
Tarnished crystals on pink-fluorescing calcite. Ex Bernie Day Collection. Width of view 8.63mm. Stack of 40 images. Click on the image below for a higher resolution version.
2333 Calcite, Thomsonite-Ca, Addisons Creek, Gads Hill, Upper Mersey Valley, Meander Valley municipality, Tasmania
Golden, almost fibrous, calcite on thomsonite. Width of view 5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Tiny sharp calcite crystals that look like they may have replaced something else, something vaguely cubic. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Pyrite on and in calcite on a bed of stellerite. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Collected 5/2005. A single calcite crystal on lustrous siderite. Width of view 5mm. Stack of 40 images. Click on the image below for a higher resolution version.
White sprays of ferrierite on tan calcite. Heulandite crystal not in photo. Ex Bernie Day specimen. Width of view 5mm. Stack of 70 images. Click on the image below for a higher resolution version.
A scalenohedral crystal group without matrix. Bluish-white fluorescence under longwave UV. Specimen is 20mm high. Ex Val Hannah Collection.
Colourless scalenohedral crystals, some with a white coating. Ex Val Hannah Collection. Width of view 25mm. Stack of 70 images. Click on the image below for a higher resolution version.
Slender white crystal group. Ex Ron Wallace collection. Width of view 25mm. Stack of 15 images. Click on the image below for a higher resolution version.
ncat RW105 Calcite, Oraparinna Mine, Oraparinna homestead, Bunkers Range, Flinders Ranges, South Australia
Curved white crystals. Ex Ron Wallace collection. Width of view 13mm. Stack of 15 images. Click on the image below for a higher resolution version.
Transparent colourless prismatic calcite crystals with photo showing termination. Ex Ron Wallace collection. Width of view 13mm. Stack of 20 images. Labelled as Moonta, but more likely Wallaroo. Click on the image below for a...
Transparent colourless prismatic calcite crystals with chlorite(?) inclusion. Ex Ron Wallace collection. Width of view 13mm. Stack of 20 images. Click on the image below for a higher resolution version.
Highly fluorescent calcite crystals. Width of view 25mm. Stack of 50 images (white light) and 11 images (UV). Use the slider to see under white light and longwave UV. Click on the images below for...
Sceptred calcite crystal 17mm long. Ex Ian Graham. Ex Margaret Brown. Stack of 25 images. Click on the image below for a higher resolution version. When you zoom in you can see some interesting surface...
Goethite coating calcite crystals. There a few small calcite crystals of a different habit that have formed after the goethite. Width of view 13mm. Stack of 50 images. Click on the image below for a...
5754 Biraite-(Ce), Hydroxylbastnasite-(Ce), Strontianite, Aragonite, Calcite, Cordylite-(Ce), Cordylite-(La), Niobochevkinite-(Ce), Ferriallanite-(Ce), Talc, Thorite, Daqingshanite-(Ce), Daqingshanite-(La), Ancylite-(Ce), Ancylite-(La), Kukharenkoite-(Ce), Carbocernaite, Cordilitovaya carbonatite vein, Ust’-Biraya deposit, Vitim Plateau, Eastern Siberia, Russia
Extremely rich 8x7x2mm specimen containing abundant inclusions (red arrowed) of brown biraite-(Ce) – an extremely rare silico-carbonate of REE. Biraite contains microscopic inclusions of hydroxylbastnasite-(Ce) and intergrows with its more yellow macro grains well recognisable...
Calcite and pyrite are two very common minerals, but true to form, Broken Hill has some surprises. This specimen is 40x27x25mm and a small amount of matrix is covered by colourless calcite crystals to about...
5747 Stibnite, Calcite, Jamesonite, Sombrerete Mine, Sombrerete, Sombrerete Municipality, Zacatecas, Mexico
Labelled as boulangerite, El Sombrette Mine, Durango. Likely jamesonite, and from the Sombrerete Mine, in Zacatecas, but close to the border with Durango. Ex John Lewis Collection.
Acquired by Joan Lamond in 1991 from Melbourne Museum.
Originally purchased from Marino Cristofli, a former miner from Dimbulah on 13th June 1996. Ex Martin Jensen Collection number MJ3254. 34x22x20mm. Pink-red fluorescence.
Pale orange calcite crystals partially coated by tiny colourless stilbite crystals. Specimen size 85x75x40mm. White fluorescence under longwave UV (Convoy) with a green afterglow. Ex Mark Hallam Collection. Ex Roseann Scotti Collection. Click on the...
20073 Azurite, Malachite, Calcite, Triako open cut, Mineral Hill, Condobolin district, New South Wales
Not all mineral specimens are perfect. This one has suffered a little, perhaps when mined or perhaps when collected. One of the azurite crystals (the one on the right) has a couple of breaks. One...
The “Lighthouse”, sceptered calcite. Acquired by Joan Lamond in 1995 from Frank Robinson.
Acquired by Joan Lamond in 1995 at the Horsham Gemkhana from Barry Porter for $2.
7455 JL0075 Chabazite, Calcite, Portland Harbour Trust Quarry, Cape Sir William Grant, Portland, Victoria
Acquired by Joan Lamond in 1982 from Frank Robinson.
Azurite with malachite partially pseudomorphing one crystal. Width of view 2.5mm. Stack of 60 images. Click on the image below for a higher resolution version.
Black franklinite, pink rhodonite and red fluorescent colourless calcite. Width of view 10mm. UV photo using a Convoy S2+. Click on the images below for a higher resolution version.
8521 Motukoreaite, Calcite, Phillipsite-K, Stradner Kogel, Wilhelmsdorf, Bad Gleichenberg, Styria, Austria
Pale blue rosette of platy crystals of motukoreaite on grey-brown calcite and colourless phillipsite. Tiny blue hemispheres of motukoreaite dotted around calcite also. Width of view 3.5mm. Top image: Stack of 50 images. Bottom image:...
White blocky crystals of fluorapophyllite-(K), some corroded, on a bed of phillipsite, with natrolite and calcite, some of which are perched on natrolite needles. Main image width of view 3.5mm. Stack of 60 images. Click...
White hemispherical calcite that shows banding on broken surfaces. Collected at Bunjil’s Lookout, Maude, and most likely comes from the nearby Mountain View quarry. Width of view 6.5mm. Stack of 50 images. Click on the...
40021 RH2568 Clinopyroxene Subgroup, Andesine, Ilmenite, Calcite, Dreeite, Colac Otway Shire, Victoria
From Joel Kirkman farm in Dreeite. Sharp green clinopyroxene crystals with white tabular andesine crystals. Also present is an ilmenite crystal to the right of the clinopyroxene (showing rainbow colouring), and tiny calcites(?) sprinkled over...
Acquired by Joan Lamond in 1995 from Frank Robinson. Width of view 3mm. Stack of 64 images.
Acquired by Joan Lamond in 1996 from Frank Robinson.
7398 JL3692 Calcite, Iron Monarch open cut, Iron Knob, Middleback Range, Eyre Peninsula, South Australia
Acquired by Joan Lamond in 2001 from a Tailgater at the Wagga Gemboree.
Acquired by Joan Lamond in 2002. Ex Ralph Segnit Collection.
Acquired by Joan Lamond in 1999 from the Holland Micro Group.
Acquired by Joan Lamond at Tamborine Mountain in 1990.
Five single crystals. Ex Joan Lamond Collection. Ex Museum Victoria.
5719 Goethite replacing Pyrite, Stellerite, Calcite, Lake Cooper quarry, Corop, Campaspe Shire, Victoria
Interpenetrant slightly rounded pyrite cubes, some with truncated corners, altering to brown goethite with prismatic colourless striated prismatic stellerite crystals and minor white calcite crystals. Width of view 3.5mm. Stack of 50 images.
An unusual specimen. I am unaware of other zeolite specimens from Sunbury, although the basalt quarries do produce calcite and aragonite. This specimen also has what looks like calcite-coated prismatic augite crystals, unlike any other...
30111 Kutnohorite, Rhodochrosite, Calcite, N’Chwaning II Mine, N’Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape, South Africa
Pink drusy crystals of rhodochrosite coating acicular kutnohorite and white calcite that fluoresces red. 40x36x33mm.
30110 Pyromorphite, Cerussite, Calcite, Avondale Mine, Mount Lyndhurst station, North Flinders Ranges, Flinders Ranges, South Australia
Green hexagonal prisms of pyromorphite with off-white cerussite (orange fluorescence) and white calcite (white fluorescence). Specimen measures 60x50x32mm.
White agate-patterned calcite filling small vesicles in basalt. Width 5.5mm. Stack of 50 images. Collected 16/7/2020.
5689 Calcite, Chabazite, Mn Oxide, Aranga Quarry (Stone’s Quarry; Hood Road Quarry), Aranga, Kaipara District, Northland Region, North Island, New Zealand
Black manganese oxides on curved white calcite crystals and colourless pseudocubic chabazite crystals. Width 11mm. Stack of 100 images.
Phacolite habit of chabazite. Brown ferroan calcite is fluorescent and phosphorescent. Width 11mm. Stack of 110 images. Ex Joan Lamond Collection. Ex Museum Victoria.
White hexagonal calcite crystals that fluoresce pink, green epidote and orange-brown grossular garnet. Width 4.5mm. Stack of 62 images. Ex Jo Price Collection.
28002 VH34 Fluorite, Calcite, North Mine (North Broken Hill Mine; NBH Mine), Broken Hill, Broken Hill district, Yancowinna Co., New South Wales
Group of deep purple fluorite cubes with octahedral faces, with white calcite that fluoresces red. Width 9mm. Stack of 60 images. Ex Val Hannah Collection.
Transparent brown to almost black prismatic cassiterite crystals with dark greenish schorl and yellow calcite. Width 6.5mm. Stack of 109 images. Ex Jo Price Collection.
9007 JP2350 Aragonite, Calcite, Phillipsite-K, Chabazite-Ca, Trentham Falls, Trentham, Hepburn Shire, Victoria
Tiny crystals of calcite, phillipsite and chabazite on the sides of aragonite needles. Aragonite fluoresces white with a fading greenish afterglow. Photo width 9mm. Stack of 50 images. Ex Jo Price Collection.
Agate-patterned calcite, commonly called eye agates, are generally found loose on the eastern side of the bay. Video best viewed full screen.
Butterfly twin. Pink fluorescence. Video best viewed full screen.
30089 Fluorapatite, Calcite, Liscombe Deposit, Monmouth Township, Haliburton County, Ontario, Canada
Fluorapatite crystal is repaired in three places. It is not fluorescent, but the glue used is. The calcite matrix fluoresces pink. Video best viewed full screen.
Pyrite after marcasite, with calcite and a second generation of pyrite. The calcite is fluorescent pink under longwave UV. Video best viewed full screen.
Mineralisation on all faces with no obvious point of contact so was probably a breccia. Some glue on one side. Video best viewed full screen.
20052 Wulfenite, Calcite, Jianshan Mine, Ruoqiang Co., Bayin’gholin Autonomous Prefecture, Xinjiang, China
Sharp orange wulfenite blades, some with a dusting of white calcite on one face. Video best viewed full screen.
Sharp green dioptase crystals on calcite. Ex Roger Colling Collection. Video best viewed full screen.
30079 Gmelinite, Calcite, Analcime, Hematite, Little Plains Quarry (Fieldwicks Quarry), Blue Tier district, Break O’Day municipality, Tasmania
A tiny calcite crystal is perched on hematite-coated gmelinite in a vugh of analcime. Collected when it was called Fieldwicks Quarry. Video best viewed full screen.
Old specimen of largish hemimorphite crystals partially coated by calcite crystals and glued to a glass base. Acquired from Crystal Habit. Ex J. Strange Collection. Video best viewed full screen.
Deaccessioned 30078 Calcite, Sphalerite, Chalcopyrite, Quartz, Fluorite, Bor Pit, Dal’negorsk B deposit, Dalnegorsk, Primorsky Krai, Russia
Tiny white calcite on yellowish calcite, chalcopyrite partially covered by sphalerite, and quartz and colourless fluorite. Video best viewed full screen.
30068 Barite, Dolomite, Pyrite, Calcite, Newfoundland Zinc Mine, Daniel’s Harbor, Newfoundland, Canada
Ex Barry Johnson Collection. Video best viewed full screen.
30067 Barite, Pyrite, Fluorite, Calcite, Level 4, El Solar Mine, Taxco de Alarcón, Mun. de Taxco, Guerrero, Mexico
Fluorite is white, only picked up under longwave UV. Tiny scalenohedral calcite crystals. Ex Barry Johnson Collection. Video best viewed full screen.
30061 Groutite, Calcite, Wessels Mine, Hotazel, Kalahari manganese field, Northern Cape, South Africa
Black groutite on an unknown brown stalactitic mineral with calcite that fluoresces red. Ex Barry Johnson Collection.
White spiky balls of calcite on quartz. Fluorescent pink.
Sharp octahedral grey crystals of alabandite in a matrix of fluorite and calcite, both of which fluoresce (blue and pink respectively).
Inclusions of pyrite and marcasite. From the Wise Lake Formation. Ex Jared Freiburg, Saga Minerals. Acquired at Tucson in 2011. And here is Jared with one of his cases in 2011 at the Hotel Tucson...
20035 Stilbite, Bitumen, Apophyllite, Laumontite, Calcite, Unknown, Russell Hard Quarry (8646), Russell River, Lonnavale, Tasmania
Colourless stilbite crystals on black bitumen. Laumontite intermingled with bitumen. Apophyllite (in second photo) and unknown hexagonal or pseudohexagonal (in main photo) crystals in another cavity. Maybe just apophyllite? Photo width 3.25mm. The calcite is...
10063 Calcite, Quartz, Dal’negorsk (Dalnegorsk; Tetyukhe; Tjetjuche; Tetjuche), Kavalerovo Mining District, Primorskiy Kray, Far-Eastern Region, Russia
Cream flattened calcite crystals on tapering quartz crystals.
Lustrous purple “Grape Agate” with colourless-white calcite crystals, 60mm wide. From Joe George, aka The Scepter Guy, cascadescepters.com.
Acquired by Joan Lamond at the 2001 Wagga Gemboree from a tailgater.
Acquired by Joan Lamond in 1996 from Harry Critchley.
Ex Bernie Day specimen.
30047 Pyrrhotite, Andradite-Uvarovite, Calcite, Diopside, Avebury Nickel Deposit (Avebury mine), Zeehan district, West Coast municipality, Tasmania
Brassy crystal of pyrrhotite, with tiny bright green andradite-uvarovite series garnet crystals, pale diopside, and flattened calcite.
5660 Blatterite, Pyrochroite, Calcite, Kitteln Mine, Nordmark Odal Field (Nordmarksberg), Filipstad, Varmland, Sweden
Black prismatic, dark massive. Calcite fluorescent. Type Locality for blatterite, Ole-Thorstein Ljostad
5658 Katoptrite, Sonolite, Manganosite, Calcite, Kitteln Mine, Nordmark Odal Field (Nordmarksberg), Filipstad, Varmland, Sweden
Black, brown, green. Calcite fluorescent, Ole-Thorstein Ljostad
5659 Tegengrenite, Pyrochroite, Manganosite, Calcite, Kitteln Mine, Nordmark Odal Field (Nordmarksberg), Filipstad, Varmland, Sweden
Tiny orange, dark massive, green. Calcite fluorescent, Ole-Thorstein Ljostad
Ex Ralph Merrill Collection (#3884). Ex David Garske. Ex Mineral Zone.
4667 Clinochlore, Titanite, Albite, Calcite?, Bockstein, Gastein valley, Hohe Tauern, Salzburg, Austria
Labelled as “pennin” = clinochlore, Helmut Braith
4701 Calcite, Mottramite, Sphalerite, Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia
Old label “SW-Afrika”., Helmut Braith
Mn-calcite/Ca-rhodochrosite pseudomorphing kutnohorite, Self-collected
5559 Calcite, Rhodochrosite, Quartz, Andradite, Kara Mine, Hampshire district, Burnie City, Tasmania
Mn-calcite/Ca-rhodochrosite pseudomorphing kutnohorite, Self-collected
5525 Hubeite, Calcite, Pyrite, Fengjiashan Mine (Daye copper mine), Daye Co., Huangshi Prefecture, Hubei Province, China
Type Locality. Ex John Sobolewski, Matt Gibbs
8018 Cinnabar, Calcite, Almaden Mine, Almaden, Almaden District, Ciudad Real, Castile-La Mancha, Spain
ex Bernie and Margaret Day Collection. ex Hatfield Goudey
8188 Clinochlore, Calcite, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada
ex Bernie and Margaret Day Collection
ex Bernie and Margaret Day Collection
30026 Peatite-(Y)/Ramikite-(Y), Calcite after unknown, Synchysite-(Ce) after Remondite-(Ce), Siderite, Albite, Anatase, Analcime, Poudrette quarry, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada
Type Locality for Peatite and Ramikite. A number of sharp peatite-ramikite crystals are present on this specimen. The matrix id composed of some blocky pseudomorphs of calcite after ?, synchysite after rémondite along with lots...
7163 Analcime, Calcite, Road Cut SW, Avhellero (Avdhellero), Larnaca District (Larnaka District; İskele District), Cyprus
ex Joan Lamond Collection. Specimen acquired from Dutch collector, hence Oost Troodos.
30041 Quartz, Calcite, Permafrost Pocket 2015, Upper New Street Quarry, Paterson, Passaic Co., New Jersey, USA
A few white calcite crystals on drusy quartz.
10070 Calcite, Wulfenite, Hemimorphite, 79 Mine (79th Mine; Seventy-Nine Mine; Seventy-Nine property; McHur prospect), Chilito, Hayden area, Banner District, Dripping Spring Mts, Gila Co., Arizona
A few tiny wulfenite crystals amongst white bladed calcite crystals on blue hemimorphite. Won at the Tucson dinner silent auction, 2015.
Colourless calcite crystals. Won at Tucson Show Dinner Auction (first Tucson trip). Priced at $220.
Lustrous and transluscent green botryoidal prehnite with calcite crystals on back side. Ex A Schumacher, labelled as New Street Quarry, number 86. Ex J Obert (on Schumacher label). Ex Alfred Stevenson Collection, labelled as Prospect...
Group of water-clear calcite crystals 50mm tall. Ex Eugene Carmichael Collection (EWC 4218), ex Lazard Cahn (1067), noted on Cahn label as having been collected by Arthur Russell.
10023 Ettringite, Calcite, Andradite, Hematite, N’Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa
Nice zoned yellow-white ettringite, superb colourless calcite, reddish andradite and minor hematite.
10008 Fluorapophyllite-(K), Calcite, Natrolite, Phillipsite, Harkaway quarry, Narre Warren, Victoria
Mostly white apophyllite with a small number of prismatic natrolite crystals, scalenohedral calcite crystals, and drusy phillipsite. 60x50x40mm. Ex Museum of Victoria.
ex Bernie and Margaret Day Collection
ex Bernie and Margaret Day Collection
ex Joan Lamond Collection.
7189 Chalcocite, Calcite, Geevor Mine (North Levant Mine), Pendeen, St Just, St Just District, Cornwall, England
ex Joan Lamond Collection, ex Museum Victoria. Simply labelled as Cornwall, England, probably Geevor/Levant, Ian Acworth, Steve Rust, David Ifold pers com.
10013 Calcite, Millerite, Hematite, St Andreasberg, St Andreasberg District, Harz, Lower Saxony, Germany
Flat topped colourless prisms of calcite on matrix. The underside has acicular millerite (rare at this location) and hematite. Ex Aug Kranz hand-written label carbonate of lime. Ex A. Kranz in Bonn, Oct 23. Ex...
K & M Brown Collection
K & M Brown Collection
Joan Lamond Micro Collection 2006
ex Jack Leach Collection
Single terminated black crystal.
Flattened pale smoky quartz.
Green elbaite rims over black schorl core.
ex Richard Bell Collection #2820 9/2005