Micromounts - North and South America including Greenland..........Updated 18 October 2025..........
2480 ALBITE, DOLOMITE & BASTNASITE - Poudrette Quarry, Mont Ste. Hilaire, Quebec, Canada White tabular Albite crystals with brown rhombic Dolomite crystals and a good covering of tiny white Bastnasite spheres on matrix. Ex David Hardman collection #4738 £2.00 1
1295 ALMANDINE - Hole in the Ground Quarry, Auburn, Androscoggin Co., Maine, USA Reddish orange to pink Almandine garnets embedded in feldspar matrix SOLD .
3072 ALMANDINE - Mount Mica Mine, Paris, Oxford Co., Maine, USA Dark pinkish Almandine crystals embedded in matrix SOLD .
2482 ANATASE, ALBITE & AEGIRINE - Poudrette Quarry, Mont Ste. Hilaire, Quebec, Canada Shiny black Anatase crystals with smal white Albite crystals and brown acicular Aegirine crystals in matrix. Ex David Hardman collection #4484 SOLD .
1954 AURORITE - Aurora Mine, Treasure Hill, White Pine Co., Nevada, USA Grey inclusions of Aurorite in calcite, not pretty. Ex John Tuffnell collection £1.00 1
442 AZURITE - La Negrita Mine, Copiapo, Atacama, Chile Bright blue bladed Azurite crystals in cavities in matrix £1.00 1
2487 AZURITE & CHRYSOCOLLA - Inspiration Pit, Inspiration Mine, Gila Co., Arizona, USA Deep blue crystalline Azurite with bluish green Chrysocolla in matrix £1.00 2
3073 BARBOSALITE & PHOSPHOPHYLLITE - Tip Top Mine, Custer Co., South Dakota, USA Black massive Barbosalite with pink glassy Phosphophyllite in matrix plus some Pyrite SOLD .
1316 BIOTITE & SODALITE - Cancrinite Hill, Bancroft, Ontario, Canada Black hexagonal Biotite crystals embedded in dark blue crystalline Sodalite or whitish Albite £1.00 2
3074 BEUDANTITE & MALACHITE - Gold Hill Mine, Tooele Co., Nevada, USA Small yellowish Beudantite crystals with green acicular Malachite in cavities in matrix SOLD .
3075 CALCITE - Elk Creek, Meade Co., South Dakota, USA Yellowish rhombohedral Calcite crystals growing in an offset fashion, no matrix. Fluoresces in LW UV SOLD .
2503a CHRYSOCOLLA - Gila Co., Arizona, USA Bluish green Chrysocolla on matrix £1.00 1
3076 CLINOZOISITE - Baja California, Mexico Large dark brownish black Clinozoisite crystal sections, no matrix £1.00 1
2506 CLINTONITE & MONTICELLITE - Crestmore Quarries, Riverside Co., California, USA Shiny pale greyish green micaceous Clintonite embedded in yellowish brown Monticellite SOLD .
457 COLEMANITE & CALCITE - Boron, Kern Co., California, USA Colourless Colemanite crystals intergrown with pale yellow Calcite crystals, no matrix £1.00 £2.00 1 3
2507 COLUSITE & PYRITE - Leonard Mine, Butte, Montana, USA Bright silvery Colusite intergrown with brassy Pyrite forming most of specimens £1.50p 2
2508 CONICHALCITE - Level 7, Mina Ojuela, Mapimi, Durango, Mexico Small green rounded aggregates of minute Conichalcite crystals thickly lining cavities in gossan matrix £1.50p 1
3077 CONICHALCITE - Mina Ojuela, Mapimi, Durango, Mexico Small green spheres of tiny acicular Conichalcite crystals lining cavities in gossan matrix £1.50p 1
1960 CORUNDUM - Beartrap Corundum Deposit, Madison Co., Montana, USA Grey Corundum crystals embedded in matrix and displaying triangular growth patterns. Ex John Tuffnell collection SOLD .
2514 ELLESTADITE - Crestmore Quarries, Riverside Co., California, USA Pale yellow rounded Ellestadite crystals embedded in blue calcite matrix £1.00 £1.50p 1 4
3078 EPIDOTE - Kuppa Quarry, Oahu, Hawaii, USA Olive green Epidote crystals in cavities in basalt matrix £1.00 2
3079 FAIRFIELDITE - Foote Mine, Kings Mountain, Cleveland Co., North Carolina, USA Whitish Fairfieldite crystals covering matrix SOLD .
2518 GETCHELLITE - Getchell Mine, Adam Peak, Humboldt Co., Nevada, USA Deep orange red mica like Getchellite in realgar rich matrix £1.50p 1
2523 GISMONDINE & CHABAZITE - Oak Grove Park, Clackamas River, Clackamas Co., Oregon, USA White Gismondine crystals with small colourless Chabazite crystals in cavities in matrix £1.00 £1.50p 2 1
3080 GOLD - Canada Bright and shiny Gold in quartz matrix SOLD .
485 GROSSULAR & DIOPSIDE - Orford Nickel Mine, St. Denis-de-Brompton, Estria, Quebec, Canada Small bright green Grossular crystals in amongst a pale yellow crystalline Diopside (some crystals) matrix SOLD .
2526 HEMIMORPHITE - 79 Mine, Hayden, Gila Co., Arizona, USA Aggregates of tiny pale blue Hemimorphite crystals in a cavity in gossan matrix £1.50p 1
3081 HEMIMORPHITE - Mina Ojuela, Mapimi, Durango, Mexico "Starburst" of colourless bladed Hemimorphite crystals on virtually no matrix SOLD .
2546 HEMIMORPHITE & PLATTNERITE - Ojuela Mine, Mapimi, Durango, Mexico Bladed Hemimorphite crystals coloured black by heavy inclusions of minute Plattnerite crystals on matrix. Ex David Hardman specimen #5242 £2.00 1
2527 HIDALGOITE - Gold Hill Mine, Tooele Co., Utah, USA Pale green micro crystallized Hidalgoite crystals forming the bulk of the specimens £1.00 £1.50p 5 1
2529 HYPERSTHENE & HAEMATITE - Summit Rock, Klamath Co., Oregon, USA Brownish Hypersthene crystals with black platy Haematite crystals on matrix £1.50p 2
3082 JOAQUINITE-Ce - Clear Creek Area, Santa Rita Peak, San Benito Co., California, USA Small orange Joaquinite-Ce crystals on matrix SOLD .
2530 KAERSUTITE - Kaersutite Occurence, Hoover Dam, Mohave Co., Arizona, USA Shiny black to very dark brown massive Kaersutite embedded in matrix £1.00 1
3083 KIDWELLITE - Indian Mountain, Cherokee Co., Alabama, USA Small yellowish green spheres of Kidwellite on matrix SOLD .
2531 KINOITE & APOPHYLLITE - Christmas Mine, Gila Co., Arizona, USA Small bright blue Kinoite crystals overgrown with blocky colourless Apophyllite crystals on matrix £1.00 1
1972 KYANITE - Ogilby Kyanite Deposit, Bluebird Hill, Imperial Co., California, USA Pale blue crystalline Kyanite on matrix SOLD .
3084 MACFALLITE - Manganese Mine, Copper Harbour, Michigan, USA Sprays of brown radiating acicular Macfallite crystals filling cracks in matrix SOLD .
1367 MARCASITE, SPHALERITE, CHALCOPYRITE & PYRITE - Tri-State, Oklahoma, USA Bright wedge shaped Marcasite crystals with reddish orange modified tetrahedral Sphalerite crystals as well as more yellowish modified tetrahedral Chalcopyrite crystals and a few small cubic Pyrite crystals on dolomite matrix £1.50p 2
2535 META-STIBNITE & OPAL-AN - Steamboat Springs, Washoe Co., Nevada, USA Orange red Meta-Stibnite on and in glassy botryoidal colourless Opal-AN on matrix £1.50p £2.00 1 2
1369 MILLERITE & CHALCEDONY - Kaser Quarry, Ollie, Keokuk Co., Iowa, USA Mats of very fine acicular Millerite needles in cavities in banded Chalcedony matrix £1.00 £1.50p 2 1
3085 MIMETITE & WULFENITE - Rowley Mine, Theba, Maricopa Co., Arizona, USA Clusters of bright deep orange elongated Mimetite crystals with orange tabular Wulfenite on matrix SOLD .
2540 NATROLITE - Poudrette Quarry, Mont Ste. Hilaire, Quebec, Canada Cavities in matrix containing brown Natrolite crystals with a white Gonnardite coating and black Aegirine crystals £1.50p 2
2541 NATROLITE - DeMix Quarry, (old specimen), Mont Ste. Hilaire, Quebec, Canada Clear Natrolite crystals on matrix. Ex David Hardman collection #7080. Nice specimens SOLD .
2542 NATROLITE, SERANDITE & GONNARDITE - Poudrette Quarry, Mont Ste. Hilaire, Quebec, Canada Clear Natrolite crystals with pink blocky Serandite crystals and white Gonnardite encrusting the Natrolite crystals on matrix. Ex David Hardman collection #4370 SOLD .
3086 PARSETTENSITE - Foote Mine, Kings Mountain, Cleveland Co., North Carolina, USA Small brown spheres of tiny micaceous Parsettensite crystals in cavities in quartz/fairfieldite matrix £1.00 1
3087 PREHNITE & COPPER - Rhode Island Mine, Houghton Co., Michigan, USA Dull reddish brown Copper crystals in a pale green tabular Prehnite lined cavity in matrix. Ex David Hardman collection 7568 SOLD .
3088 PYROMORPHITE - Bunker Hill Mine, Shoshone Co., Idaho, USA Globular aggregate of sparkling orange Pyromorphite crystals, no matrix SOLD .
3089 PYROMORPHITE - Chester Co. Mine, Schuylkill Township, Chester Co., Pennsylvania, USA Greenish hexagonal Pyromorphite crystals in cavities in quartz matrix SOLD .
3090 PYROMORPHITE - Huari-huari Mine, Cornelio Saavedra, Potosi, Bolivia Covering of light yellowish green hexagonal Pyromorphite crystals on matrix SOLD .
3091 PYROMORPHITE - Wheatley Mines, Schuylkill Township, Chester Co., Pennsylvania, USA Sprays of green hexagonal Pyromorphite crystals on matrix SOLD .
2550 PYROPHYLLITE - Pyrophyllite Occurrence near Indian Gulch, 3 Buttes, Mariposa Co., California, USA Radiating aggregates of whitish micaceous Pyrophyllite, no matrix £1.00 1
2551 RHODOCHROSITE & QUARTZ - Castrovirreyna Mine, Huancavelica, Peru Pale pink Rhodochrosite covered in a layer of small Quartz crystals £1.00 3
3092 RUTILE - Diamantina, Minas Gerais, Brazil Classic, from this location, V-shaped reddish Rutile twin, no matrixBlack tabular Haematite crystals with golden yellow Rutile needles epitaxially growing on them, no matrix SOLD .
2552 SCORODITE & CARMINITE - Gold Hill Mine, Tooele Co., Utah, USA Small greyish Scorodite crystals with minute reddish brown Carminite crystals forming the whole of the specimen. Ex Jill Goltz collection £1.50p 1
3093 SELENITE - Lake Mead, White Hills, Mohave Co., Arizona, USA Piece of almost glass clear Selenite, no matrix SOLD .
2553 SERANDITE, ALBITE & AEGIRINE - Poudrette Quarry, Mont Ste. Hilaire, Quebec, Canada Pale pink tabular Serandite crystals with heavily Fe/Mn encrusted Albite crystals and some black acicular Aegirine crystals on matrix. Ex David Hardman collection #7662 SOLD .
1397 SODALITE - Cancrinite Hill, Bancroft, Ontario, Canada Dark blue crystalline Sodalite with or without whitish Albite and/or yellow Cancrinite, no matrix £1.00 1
1990 SODALITE & CANCRINITE - Cancrinite Hill, Bancroft, Ontario, Canada Dark blue crystalline Sodalite with yelow crystalline Cancrinite +/- Albite, no matrix £1.00 1
3094 SODALITE var HACKMANITE - Poudrette Quarry, Mont Ste. Hilaire, Quebec, Canada Piece of pink Hackmanite. Fluoresces orange in LW UV. Ex David Hardman collection 7809 £1.00 1
3095 SPHALERITE - Lafarge Quarry, Lockport, Niagara Co., New York, USA Pale yellow Sphalerite crystals on small rhombohedral Dolomite crystals in a cavity in limestone matrix SOLD .
2557 STRENGITE - Indian Mountain, Cherokee Co., Alabama, USA Sprays of pale pink Strengite crystals on matrix SOLD .
2558 TELLURIUM - Moctezuma Mine, Moctezuma, Sonora, Mexico Bright silvery Tellurium in quartz matrix +/- yellow Tellurite/Paratellurite on matrix SOLD .
3096 THOMSONITE & HEULANDITE - Goble, Columbia Co., Oregon, USA Small white inflorescences of Thomsonite, common for this location, with tiny colourless blocky Heulandite crystals in cavities in matrix SOLD .
3097 TOPAZ - Thomas Mountain, Juab Co., Utah, USA Light sherry coloured Topaz crystals on rhyolite matrix £1.00 2
3099 VANADINITE - Apache Mine, Gila Co., Arizona, USA Orange red hexagonal Vanadinite crystals on quartz matrix +/- minute dark brown Mottramite crystals SOLD .
3100 VANADINITE - Red Cloud Mine, La Paz Co., Arizona, USA Small orange hexagonal Vanadinite crystals on matrix £1.00 1
2565 VESUVIANITE - Sierra de Cruces, Coahuila, Mexico Large brown "cubic" looking Vesuvianite crystal, no matrix SOLD .
3101 WULFENITE - JC Holmes Claim, Santa Cruz Co., Arizona, USA Orange tabular Wulfenite crystals in a cavity in matrix £1.00 1
584 WULFENITE - Melissa Mine, La Paz Co., Arizona, USA Bright orange tabular or bipyramidal Wulfenite crystals on matrix +/- Mimetite £1.50p 1
3102 WULFENITE - San Samuel Mine, Carrero Pinto, Copiapo, Chile Small orange pipyramidal Wulfenite crystals in a cavity in matrix SOLD .
3103 ZIRCON - Pocos de Caldas, Minas Gerais, Brazil Small greenish Zircon crystals in cavities in matrix £1.00 1