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Page 1 of 37 results.
  • Aegirine & Natrolite
    CSW218789
    Mont Saint-Hilaire, Montérégie, Québec, Canada
    Size: 
    3 × 1.2 × 0.8 cm
    Small miniature (3-4.5 cm)
    Description: 
    Dark green prismatic aegirine crystals with a partial coverage of colourless natrolite crystals.
    Sold
  • Calcite
    CSW169340
    NChwaning II Mine, Kuruman, Kalahari, Northern Cape Province, South Africa
    Size: 
    6.5 × 5.2 × 4 cm
    Miniature (4.5-7 cm)
    Description: 
    This specimen shows a hematite core with a near total coverage of 2 generations of scalenohedral calcite crystals which show an attractive...
    Sold
  • Svabite
    CSW218804
    Långban, Filipstad, Värmland County, Sweden
    Size: 
    7.3 × 3 × 2.5 cm
    Small cabinet (7-10 cm)
    Description: 
    Matrix consisting of svabite and calcite which produce a bright orange colour under short wave uV light. There are also areas of an...
    Sold
  • Apachite & Gilalite
    CSW169385
    Christmas Mine, Banner District, Gila County, Arizona, United States of America
    Size: 
    2.1 × 1.7 × 1.6 cm
    Thumbnail (1-3cm)
    Description: 
    Matrix with one face showing an attractive combination of light blue apachite and light green gilalite micro crystal 'balls' from the Type...
    Sold
  • Stilbite Laumontite & Epidote
    CSW139647
    Tafelkop, Goboboseb, Brandberg, Dâures, Erongo Region, Namibia
    Size: 
    3.5 × 6 × 4.2 cm
    Miniature (4.5-7 cm)
    Description: 
    A rare zeolite specimen from an unusual locality showing orthoclase feldspar crystals with a rich coverage of tan coloured stilbite...
    Sold
  • Brochantite & Cerussite
    CSW501161
    Red Gill Mine, Roughton Gill, Caldbeck, Cumbria, United Kingdom
    Size: 
    1.8 × 1.6 × 1.6 cm
    Thumbnail (1-3cm)
    Description: 
    Deep green clusters of brochantite crystals in association with white cerussite crystals from a classic Lake District mineral locality.
    Sold
  • Torbernite
    CSW165022
    Gold Quarry Mine, Maggie Creek, Eureka County, Nevada, United States of America
    Size: 
    2.3 × 1.8 × 0.7 cm
    Thumbnail (1-3cm)
    Description: 
    Matrix showing a number of clusters of green tobernite crystals.
    Sold
  • Trolleite Lazulite & Rutile
    CSW504285
    Hålsjöberg, Torsby, Värmland County, Sweden
    Size: 
    4.2 × 4.2 × 1.6 cm
    Small miniature (3-4.5 cm)
    Description: 
    A nice locality specimen consisting mostly of light blue/ green trolleite with dark blue lazulite and mettalic red/ brown rutile.
    Sold
  • Natrolite
    CSW169351
    Upper New Street Quarry, Paterson, Passaic County, New Jersey, United States of America
    Size: 
    3 × 5.5 × 3.5 cm
    Miniature (4.5-7 cm)
    Description: 
    A dense mass of radial sprays of colourless prismatic natrolite crystals from this classic New Jersey locality.
    Sold
  • Rosasite
    CSW169391
    Christmas Mine, Banner District, Gila County, Arizona, United States of America
    Size: 
    2.6 × 1.6 × 0.8 cm
    Thumbnail (1-3cm)
    Description: 
    Quartz matrix with nice blue/ green rosasite ball's.
    Sold
  • Strashimirite
    CSW169331
    Majuba Hill Mine, Antelope, Pershing County, Nevada, United States of America
    Size: 
    1.8 × 1.8 × 1.2 cm
    Thumbnail (1-3cm)
    Description: 
    Matrix with areas of light blue acicular strashimirite crystals in association with dark green cornwallite.
    Sold
  • Cacoxenite
    CSW169243
    Leveäniemi Mine, Svappavaara, Kiruna, Norrbotten County, Sweden
    Size: 
    1.3 × 1 × 2.1 cm
    Thumbnail (1-3cm)
    Description: 
    Matrix showing golden yellow, radial cacoxenite crystal clusters from a classic Swedish phosphate locality.
    Buy now price:
    £8
    Sold
    Reserved
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  • Topaz & Bixbyite
    CSW169335
    Topaz Mountain, Thomas Range, Juab County, Utah, United States of America
    Size: 
    1.2 × 1 × 1 cm
    Thumbnail (1-3cm)
    Description: 
    A nice central terminated topaz crystal surrounded by dark grey partial bixbyite crystals.
    Sold
  • Bayldonite & Mimetite
    CSW169218
    Penberthy Croft Mine, St Hilary, Cornwall, United Kingdom
    Size: 
    1.6 × 1.6 × 0.8 cm
    Thumbnail (1-3cm)
    Description: 
    Quartz matrix with deep green bayldonite 'ball's from the species type locality in association with colourless mimetite crystals and dark...
    Sold
  • Fluorite
    CSW169326
    Gelbe Birke Mine, Beierfeld, Grünhain-Beierfeld, Erzgebirge, Saxony, Germany
    Size: 
    3.6 × 6 × 2.5 cm
    Miniature (4.5-7 cm)
    Description: 
    A rare locality specimen showing octahedral fluorite crystals to 1cm, mostly colourless but with partial violet colouring.
    Sold
  • Gmelinite-Na
    CSW504237
    Magheramorne Quarry, Larne, County Antrim, Northern Ireland, United Kingdom
    Size: 
    4.5 × 3.7 × 3 cm
    Miniature (4.5-7 cm)
    Description: 
    Basalt matrix with amygdale lined with unusual colourless gmelinite-Na crystals displaying a sceptre crystal habit.
    Sold
  • Gismondine Thomsonite & Chabazite
    CSW169403
    Craighill Quarry, Ballyclare, County Antrim, Northern Ireland, United Kingdom
    Size: 
    3.5 × 3.5 × 1.5 cm
    Small miniature (3-4.5 cm)
    Description: 
    Basalt matrix with 2 amygdales, one containing a rare cluster of white gismondine crystals in association with light brown thomsonite...
    Sold
  • Clinochlore & Albite
    CSW501162
    Adra, Almería, Andalusia, Spain
    Size: 
    2.7 × 1.8 × 1 cm
    Thumbnail (1-3cm)
    Description: 
    Matrix with deep blue/ green platy clinochlore crystals in association with white albite crystals.
    Sold
  • Agardite-(Nd)
    CSW169347
    Big 3 Mine, Railroad Springs, Esmeralda County, Nevada, United States of America
    Size: 
    3.8 × 2.5 × 1.5 cm
    Small miniature (3-4.5 cm)
    Description: 
    Matrix with light blue crusts and crystals of agardite-Nd from a rarely offered Nevada locale.
    Sold
  • Azurite & Mimetite
    CSW504325
    Tynagh Mine, Killimor, County Galway, Irish Republic (Eire)
    Size: 
    2.6 × 2.4 × 1.8 cm
    Thumbnail (1-3cm)
    Description: 
    Baryte matrix with vugs lined with deep blue azurite crystals. Also present on the specimen are lime green clusters of micro mimetite...
    Sold
  • Spinel
    CSW504259
    Monte Somma, Vesuvius, Campania, Italy
    Size: 
    2.1 × 2.1 × 2 cm
    Thumbnail (1-3cm)
    Description: 
    Matrix with vugs containing jet black, octahedral micro spinel crystals in association with colourless calcite crystals.
    Sold
  • Analcime
    CSW169404
    Little Deerpark Quarry, Glenarm, County Antrim, Northern Ireland, United Kingdom
    Size: 
    4.5 × 3.5 × 2.2 cm
    Miniature (4.5-7 cm)
    Description: 
    This specimen shows basalt matrix with a number of amygdales containing rare examples of colourless radial analcime crystals. Other...
    Sold
  • Hyalite Opal
    CSW169684
    Gold Quarry Mine, Maggie Creek, Eureka County, Nevada, United States of America
    Size: 
    2.7 × 2.8 × 0.9 cm
    Thumbnail (1-3cm)
    Description: 
    Matrix with a rare example of bubbly hyalite opal from this classic Nevada locality.
    Sold
  • Brochantite
    CSW187324
    Tsumeb Mine, Otavi Highlands, Namibia
    Size: 
    6.8 × 5 × 1.3 cm
    Miniature (4.5-7 cm)
    Description: 
    Cuprite matrix with vugs lined with deep green prismatic brochantite crystals.
    Sold
  • Azurite
    CSW169239
    Milpillas Mine, Cuitaca, Santa Cruz Municipality, Sonora, Mexico
    Size: 
    1.7 × 1.2 × 0.6 cm
    Thumbnail (1-3cm)
    Description: 
    An attractive deep blue azurite crystal to 1.7cm from the famous Milpillas locality.
    Sold
  • Lévyne & Phillipsite
    CSW504243
    Dunserverick, Bushmills, County Antrim, Northern Ireland, United Kingdom
    Size: 
    4.5 × 2.5 × 1.5 cm
    Miniature (4.5-7 cm)
    Description: 
    Basalt matrix with amygdales containing colourless levyne crystals and unusual milky white, curved phillipsite crystals.
    Sold
  • Ludlockite & Nealite
    CSW504291
    Thorikos Slag Locality, Thorikos, Lavrion District, Attiki Prefecture, Greece
    Size: 
    3.8 × 1.8 × 1.3 cm
    Small miniature (3-4.5 cm)
    Description: 
    Matrix with vugs lined with golden brown acicular ludlockite micro crystals and golden yellow nealite crystals.
    Sold
  • Sphalerite & Calcite
    CSW218802
    Hasselhojden, Grythyttan, Hällefors, Örebro County, Sweden
    Size: 
    6 × 4 × 2.5 cm
    Miniature (4.5-7 cm)
    Description: 
    This specimen consists of calcite and sphalerite. Under short wave UV light the sphalerite produces a bright yellow colour and the calcite...
    Sold
  • Garronite & Cowlesite
    CSW169405
    Glenariff Valley, Garron Plateau, County Antrim, Northern Ireland, United Kingdom
    Size: 
    6 × 5 × 3.5 cm
    Miniature (4.5-7 cm)
    Description: 
    Basalt matrix with a number of amygdales containing white radial garronite from the species type locality. Another amygdale containing...
    Sold
  • Cuprian Adamite
    CSW169245
    Ojuela Mine, Mapimi, Durango, Mexico
    Size: 
    3 × 2.5 × 1.7 cm
    Small miniature (3-4.5 cm)
    Description: 
    Limonite matrix with a nice coverage of attractive green cuprian adamite crystals from a January 2014 find at the Ojuela Mine.
    Sold
Page 1 of 37 results