Micromounts America North & South including Greenland..... .......Updated 26 May 2021
4210 ADAMITE - Mina Ojuela, Mapimi, Durango, Mexico Pale yellowish green to pink Adamite crystals on gossan matrix, 1 specimen not on matrix £1.00 3
2338 ANDRADITE var MELANITE - San Benito Co., California, USA Black Andradite crystals on matrix £1.00 1
5187 ANTIGORITE - Unnamed Serpentine Quarry, San Juan, Mendoza, Argentina Thin pale greenish veinlets with a fibrous structure shot through Serpentine matrix £1.00 4
2342 ARTHURITE - Majuba Hill Mine, Pershing Co., Nevada, USA Small green radiating aggregates of acicular Arthurite crystals on matrix £1.00 1
4221 AZURITE - Copper Queen Mine, Bisbee, Cochise Co., Arizona, USA Blue bladed Azurite crystals coating "manganese oxide" sphene on manganese matrix £1.50p 1
5188 AZURITE - Negrita Mine, Cabeza de Vaca, Copiapo, Atacama, Chile Blue bladed Azurite crystals in cavities in matrix £1.00 £1.50p 1 1
4226 BERAUNITE - Coon Creek Mine, Polk Co., Arkansas, USA Sprays of reddish-brown Beraunite crystals completely infilling cavities in matrix £1.00 3
4231 BREWSTERITE - Yellow Lake, British Columbia, Canada Colourless Brewsterite crystals in cavities in matrix £1.00 1
4232 BROCHANTITE - Lost Soldiers Mine, Lyon Co., Nevada, USA Smallish dark green Brochantite crystals in cavities in matrix £1.00 1
4235 CACOXENITE - Shady Community, Polk Co., Arkansas, USA Yellow-orange spheres of acicular Cacoxenite crystals in gossan matrix 50p £1.00 2 1
4238 CARMINITE - Mina Ojuela, Mapimi, Durango, Mexico Small red spiky Carminite crystals infilling cavities in gossan matrix £1.00 2
4241 CHALCOPHANITE - Sterling Hill, New Jersey, USA Roseattes of thin black tabular Chalcophanite crystals on chalcophanite matrix £1.00 2
2353 CHALCOTRICHITE & COPPER - Ray Mine, Dripping Springs Mountains, Pinal Co., Arizona, USA Bright red acicular Chalcotrichite crystals scattered throughout a mass of Copper crystals, no matrix £2.00 1
1943 CHRYSOCOLLA - Morenci Mine, Shannon Mountains, Greenlee Co., Arizona, USA Bluish green Chrysocolla comprising a large part of the specimen £1.00 2
4243 COLEMANITE - Tincalayu mine, Salta, Argentina Aggregates of white to clear Colemanite crystals, no matrix £1.00 1
546 CONICHALCITE - Ojuela Mine, Mapimi, Durango, Mexico Small green rounded aggregates of tiny Conichalcite crystals thickly coating gossan matrix £1.50p 3
1350 CONICHALCITE - Level 7, Ojuela Mine, Mapimi, Durango, Mexico Small green rounded aggregates of tiny Conichalcite crystals coating gossan matrix £1.50p 1
547 CONICHALCITE & MALACHITE - Ojuela Mine, Mapimi, Durango, Mexico Light green spheres of Conichalcite with darker green acicular Malachite crystals in cavities in gossan matrix £1.00 £1.50p 2 1
548 CONICHALCITE & OLIVENITE - Gold Hill Mine, Tooele Co., Utah, USA Rounded aggregates of green Conichalcite overgrowing flattened Olivenite crystals in cavities in quartz/gossan matrix £1.50p 1
552 CUPRO-ADAMITE - Level 6, Ojuela Mine, Mapimi, Durango, Mexico Small dark green spheres of Cupro-Adamite crystals in cavities in gossan matrix £1.50p 1
554 CYLINDRITE - Poopo, Oruro, Bolivia Typical cylindrical rods of grey Cylindrite in sphalerite matrix £1.50p 1
1355 CYLINDRITE - Santa Cruz Mine, Poopo, Oruro, Bolivia Typical cylindrical rods of grey Cylindrite in sphalerite matrix £2.00 1
5189 DANBURITE - Charcas, San Luis, Potosi, Mexico Single colourless 18mm Danburite crystal, no matrix SOLD OUT .
5190 ELBAITE-Cu (Paraiba) - Batalha Mine, Sao Jose de Batalha, Salgadinho, Paraiba, Brazil Sections of crystals of copper bearing Tourmaline (Paraiba). Unusual blue colour for Tourmaline, no matrix SOLD OUT .
5191 EMMONSITE - Moctezuma Mine, Moctezuma, Sonora, Mexico Small areas of green Emmonsite on matrix £1.00 £2.00 1 1
559 EOSPHORITE - Plumbago North, Newry, Oxford Co., Maine, USA Sprays of small brown Eosphorite crystals in cavities in quartz matrix £1.50p £2.00 2 1
5192 EPISTILBITE - Puu O Ehu Quarry, Kailua, Oahu, Hawaii, USA Colourless Epistilbite crystals in a quartz lined cavity in basalt matrix SOLD OUT .
563 ERIONITE & PHILLIPSITE - North Cut, Malpais Hill, Pinal Co., Arizona, USA Clear to white acicular Erionite crystals with white Phillipsite crystals in cavities in matrix 50p £1.00 1 1
564 EUCLASE - Alto de Giz Pegmatite, Equador, Borborema, Rio Grande do Norte, Brazil Colourless, some with a blue shadow Euclase crystals, no matrix £10.00 1
2365 FERBERITE - The Oregon Mine, Colorado, USA Black Ferberite crystals on matrix £1.00 1
5193 FERRI-MOLYBDITE - Copper Mine Point, Virgin Gorda Island, British Virgin Islands Pale yellow to golden earthy to silky Ferri-Molybdite, no matrix SOLD OUT .
5194 FERRI-MOLYBDITE & MOLYBDENITE - Copper Mine Point, Virgin Gorda Island, British Virgin Islands Pale yellow to golden earthy to silky Ferri-Molybdite on a silvery Molybdenite crystal, no matrix SOLD OUT .
4253 FORNACITE - Evening Star Mine, Maricopa Co., Arizona, USA Single very dark olive-green Fornacite crystal on Mimetite in a cavity in matrix £1.00 1
565 GARNET - Rio Grande do Norte, Brazil Plastic capsule containing lots of small orange Garnet crystals (unknown variety) £1.50p 1
2371 GILALITE - Christmas Mine, Gila Co., Arizona, USA Small pale green spheres of Gilalite on matrix £2.50p 1
5195 GROSSULAR - Sierra de la Cruz, Coahuila, Mexico Large dark pink Grossular crystal, no matrix SOLD OUT .
5196 GROSSULAR, CLINOCHLORE & DIOPSIDE - Jeffrey Mine, Asbestos, Quebec, Canada Very pale brown glassy Grossular crystals with dark brown Clinochlore and pale yellow blocky Diopside crystals on matrix £1.50p 2
4260 HEMIMORPHITE - Level 4, 79 Mine, Gila Co., Arizona, USA Sprays of colourless bladed Hemimorphite crystals thickly covering matrix £1.00 1
572 HETEROGENITE - Columbia Mine, Goodsprings, Clark Co., Nevada, USA Black patches of Heterogenite embedded in calcite matrix 50p £1.00 1 1
5197 HEULANDITE - Green Peter Dam, Linn Co., Oregon, USA Colourless Heulandite crystals in cavities in basalt matrix £1.00 4
2375 HOWIEITE - Laytonville Quarry, Laytonville, California, USA Mass of shiny black fibrous Howieite crystals, no matrix £1.00 1
4262 KAMMERERITE - Woods Mine, Lancaster Co., Pennsylvania, USA Single pink Kammererite crystal on matrix SOLD OUT .
5198 KINOITE & APOPHYLLITE - Christmas Mine, Dripping Spring Mountains, Gila Co., Arizona, USA Small bright blue bladed Kinoite crystals overgrown with colourless blocky Apophyllite crystals on matrix £1.50p 1
586 LEVYNE - Green Peter Dam, Linn Co., Oregon, USA White tabular Levyne crystals in cavities in basalt matrix £1.00 1
5199 LIBETHENITE - Old Reliable Mine, Copper Creek, Pinal Co., Arizona, USA Sprays of small dark green Libethenite crystals on matrix £1.50p 3
5200 MAGNETITE - David Mosiah Claim, Cerro Huanaquino, Potosi, Bolivia Shiny black octahedral magnetite crystals on matrix £1.00 1
5201 MAGNETITE in TALC - Chesters, Lamont, Canada Shiny black octahedral magnetite crystals embedded in micaceous crystalline Talc matrix £1.00 £1.50p 4 1
4266 MARCASITE - La Motte Mine, Frederikstown, Missouri, USA Large spray of brassy Marcasite crystals, no matrix £2.00 1
589 MARICOPAITE (TL) - Moon Anchor Mine, Maricopa Co., Arizona, USA Radiating sprays of white acicular Maricopaite crystals in matrix £1.00 £2.00 £2.50p 1 2 1
590 MARICOPAITE (TL) & MIMETITE - Moon Anchor Mine, Maricopa Co., Arizona, USA Radiating sprays of white acicular Maricopaite crystals with pale yellow acicular Mimetite crystals in matrix £1.00 £2.00 1 3
1373 MELANITE - Dallas Gem Mine, San Benito Co., California, USA Black Melanite garnet crystals on matrix £1.00 2
4270 MILLERITE - Halls Gap, Lincoln Co., Kentucky, USA Very fine acicular brassy Millerite crystals in part of a quartz lined geode £2.00 1
2384 MIMETITE & WULFENITE - San Francisco Mine, Cerro Prieto, Sonora, Mexico Small yellow orange Mimetite crystals with a few yellow tabular Wulfenite crystals on matrix £2.00 1
593 MISERITE (TL) - Union Carbide Mine, Wilsons Springs, Garland Co., Arkansas, USA Pale pink fibrous masses of Miserite in matrix £1.50p 2
5202 MONAZITE - Buenopolis, Minas Gerais, Brazil Orange brown multi-twinned lenticular Monazite crystals, no matrix SOLD OUT .
5203 MONTMORILLONITE - Tamminen Quarry, Greenwood, Oxford Co., Maine, USA Piece of pink solid Montmorillonite, no matrix SOLD OUT .
5204 MONTMORILLONITE & MUSCOVITE - Tamminen Quarry, Greenwood, Oxford Co., Maine, USA Pink Montmorillonite with some Muscovite SOLD OUT .
4273 MOTTRAMITE - Mammoth Mine, Tiger, Arizona, USA Aggregate of small black sparkling Mottramite crystals, no matrix £1.00 1
5205 MUSCOVITE - Maine, USA Thin pale brown hexagonal Muscovite mica "book", no matrix SOLD OUT .
5206 MUSCOVITE & MONTMORILLONITE - Tamminen Quarry, Greenwood, Oxford Co., Maine, USA Large plates of brownish Muscovite with a lesser area of pink Montmorillonite SOLD OUT .
2385 NARSARSUKITE - Poudrette Quarry, Mont St. Hilaire, Quebec, Canada Greyish green tabular Narsarsukite crystals embedded in matrix £2.00 1
5207 NEPTUNITE - Dallas Gem Mine, San Benito Co., California, USA Black bladed Neptunite crystals on matrix SOLD OUT .
4276 NIOBIUM PEROVSKITE - Quebec Columbium Mine, Oka, Quebec, Canada Shiny black cubic Niobium Perovskite crystals in calcite matrix SOLD OUT .
2386 PARAVAUXITE - Siglo XX Mine, Llallagua, Bolivia Aggregate of clear to pale blue Paravauxite crystals on matrix £1.50p 1
4278 PHARMACOSIDERITE - Majuba Hill Mine, Pershing Co., Nevada, USA Greenish-brown cubic Pharmacosiderite crystals in cavities in and covering the surface of matrix £1.50p 1
1378 PHARMACOSIDERITE & SCORODITE - Majuba Hill Mine, Pershing Co., Nevada, USA Green cubic Pharmacosiderite crystals with greyish Scorodite crystals in cavities in matrix £1.00 1
5208 POWELLITE - Jardinera #1 Mine, Inca del Oro, Chile Pale yellow tabular Powellite crystals in cavities in Powelliote matrix £2.00 1
2391 PSEUDOBROOKITE & HAEMATITE - Thomas Mountain, Juab Co., Utah, USA Dark brown elongated Pseudobrookite crystals with black tabular Haematite crystals on matrix £1.50p 1
2392 PSEUDOBROOKITE & QUARTZ - Thomas Mountain, Juab Co., Utah, USA Elongated shiny black elongated Pseudobrookite crystals with small colourless Quartz crystals on matrix £1.00 3
5209 PYROMORPHITE - Huari-Huari Mine, Cornelio Saavedra, Potosi, Bolivia Yellowish green hexagonal Pyromorphite crystals on matrix SOLD OUT .
612 QUARTZ - HERKIMER DIAMOND - Little Falls, Herkimer Co., New York, USA Plastic capsules containg 1-4 colourless doubly terminated "Herkimer Diamonds, depending on size, no matrix £1.00 9
2396 RAMSDELLITE - Mistake Mine, Yavapai Co., Arizona, USA Aggregates of dark grey fibrous Ramsdellite crystals on matrix £1.00 1
2910 RUTILE & HAEMATITE - Novo Horizonte, Bahia, Brazil Black tabular Haematite crystals with golden yellow Rutile needles epitaxially growing on them, no matrix £1.00 £1.50p 2 1
5210 RUTILE Pseudomorph after ANATASE - Cuiaba, Gouveia, Minas Gerais, Brazil Golden yellow acicular Rutile completely replacing a bipyramidal Anatase crystal, no matrix SOLD OUT .
616 SCHODERITE (TL) - Vannavsan Claim, Eureka Co., Nevada, USA Pale yellow crusts of Schoderite on matrix £1.00 £1.50p 1 2
2400 SCORODITE & CARMINITE - Gold Hill Mine, Tooele Co., Utah, USA Mass of greyish-blue drusy Scorodite crystals with minute red Carminite crystals in amongst the Scorodite on matrix £1.00 1
625 STILPNOMELANE - Laytonville Quarry, Laytonville, Mendocino Co., California, USA Reddish brown micaceous Stilpnomelane shot through matrix £1.00 £1.50p 1 4
1395 SZAIBELYITE - Stinson Beach, Marin Co., California, USA Small sprays of minute white acicular Szaibelyite fibres on matrix £1.00 1
4293 TELLURIUM - Cananea, Sonora, Mexico Very bright silvery Tellurium in a quartz matrix £2.50p 1
627 THOMSENOLITE (TL) - Ivigtut, Arsuk Fjord, Sermersooq, Greenland Cellular mass of Thomsenolite with hundreds of small colourless Thomsenolite crystal lining the walls of the cells £1.50p 2
628 TOPAZ - Thomas Mountain, Juab Co., Utah, USA Light sherry coloured Topaz crystals, on or off matrix £1.00 2
2409 TURQUOISE - Fox Mine, Beowawe, Elko Co., Nevada, USA Greenish blue nodules of Turquoise up to 2cm, no matrix £1.00 £1.50p £2.00 1 3 1
2911 TYUYAMUNITE & CALCITE - Marie Mine, Pryor Mountains, Bighorn Co., Montana, USA Aggregates of small yellow micaceous Tyuyamunite crystals in amongst pinkish Calcite crystals on matrix £1.50p £2.00 2 1
671 VANADINITE - Apache Mine, Radium, Globe Hills, Gila Co., Arizona, USA Orange hexagonal Vanadinite crystals on matrix £2.00 1
2410 VANADINITE - Hamburg Mine, Trigo Mountains, La Paz, Co., Arizona, USA Small red hexagonal Vanadinite crystals on matrix £1.00 2
2411 VANADINITE - Old Yuma Mine, Tucson Mountains, Pima Co., Arizona, USA Orange hexagonal Vanadinite crystals on matrix £1.00 2
1402 VANADINITE - Puzzler Mine, Castle Dome, La Paz Co., Arizona, USA Small light orange hexagonal Vanadinite crystals on matrix £1.50p 1
4301 VANADINITE - Red Cloud Mine, Trigo Mountains, La Paz Co., Arizona, USA Orange hexagonal Vanadinite crystals on matrix £1.00 1
2413 VANADINITE - Robert E Lee Mine, Santa Cruz Co., Arizona, USA Orange hexagonal Vanadinite crystals on matrix £1.00 1
4303 VANADINITE var. ENDLICHITE - Erupcion Mine, Chihuahua, Mexico Clusters of dark brown slender elongated "Endlichite" crystals, no matrix £2.50p 1
683 WICKENBURGITE & MIMETITE - Moon Anchor Mine, Maricopa Co., Arizona, USA Small to tiny, clear to white tabular hexagonal Wickenburgite crystals with small orange Mimetite crystals in cavities in matrix £2.00 3
4306 WILLEMITE - Cedar-Talisman Mine, Beaver Co., Utah, USA Small clear to orange hexagonal Willemite crystals, no matrix 50p 2
686 WULFENITE - Los Lamentos, Chihuahua, Mexico Aggregates of brown tabular Wulfenite crystals, no matrix £1.00 £1.50p 1 1
687 WULFENITE - Melissa Mine, La Paz Co., Arizona, USA Bright orange tabular or bipyramidal Wulfenite crystals on matrix +/- Mimetite £1.50p £2.00 £2.50p £3.00 4 9 2 1
1409 WULFENITE - Mina Ojuela, Mapimi, Durango, Mexico Brown tabular Wulfenite crystals in gossan matrix £1.00 2
1947 WULFENITE - Mina Ojuela, Mapimi, Durango, Mexico Toffee coloured elongated bipyramidal Wulfenite crystals on a minutely crystallized crust of Descloizite/Mottramite £1.50p £2.00 5 1
689 WULFENITE - Rawhide Mine Mine, Mohave Co., Arizona, USA Orange tabular Wulfenite crystals with small yellow Mimetite crystals on matrix £2.00 £2.50p 1 1
4309 WULFENITE - Red Cloud Mine, Yuma Co., Arizona, USA Reddish-orange tabular Wulfenite crystals with little matrix £1.00 1
2415 WULFENITE - Rowley Mine, Theba, Maricopa Co., Arizona, USA Orange tabular Wulfenite crystals on matrix £2.00 1
5211 WULFENITE & MIMETITE - Mina Ojuela, Mapimi, Durango, Mexico Clear orange tabular Wulfenite crystals with aggregates of small pale yellow Mimetite crystals on matrix £1.00 £1.50p £2.00 2 1 1
4310 WULFENITE & MIMETITE - Rowley Mine, Theba, Maricopa Co., Arizona, USA Thin orange tabular Wulfenite Crystals with lighter orange acicular Mimetite crystals on pinkish quartz in a cavity in matrix £1.00 1
5212 WULFENITE & PYROMORPHITE - Huari-Huari Mine, Cornelio Saavedra, Potosi, Bolivia Small orange tabular Wulfenite crystals scattered amongst yellowish green hexagonal Pyromorphite crystals on matrix SOLD OUT .
693 WUPATKIITE (TL) - Cameron, Coconino Co., Arizona, USA Pale pink aggregates of silky Wupatkiite crystals in a consolidated sand matrix, a little fragile £1.00 £1.50p £2.00 £3.00 3 4 2 1
5213 XENOTIME - Sao Marco Quarry, Serra de Vereda, Boquira, Bolivia Single dark brown prismatic Xenotime crystal, no matrix SOLD OUT .