John Betts - Fine Minerals's Image Gallery

John Betts - Fine Minerals's Image Gallery
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John Betts - Fine Minerals's Image Gallery With 178 Images

Algodonite Image

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Algodonite: Cu6As

Comments: Massive specimen of dark algodonite with vuggy areas filled with minute crystals.
Location: Algodones Mines, Coquímbo Province, Chile. Scale: 4x3x3 cm.
© John Betts - Fine Minerals

Algodonite Image

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Algodonite: Cu6As

Comments: Massive specimen of dark algodonite with vuggy areas filled with minute crystals.
Location: Algodones Mines, Coquímbo Province, Chile. Scale: 4x3x3 cm.
© John Betts - Fine Minerals

Amber Image

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Amber: [C,H,O]

Comments: Rectangular specimen of dark, transparent amber with a large spider entombed inside.
Location: Bitterfeld, Saxony, Germany. Scale: 14x10x10 mm.
© John Betts - Fine Minerals

Amber Image

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Amber: [C,H,O]

Comments: Rectangular specimen of dark, transparent amber with a large spider entombed inside.
Location: Bitterfeld, Saxony, Germany. Scale: 14x10x10 mm.
© John Betts - Fine Minerals

Anorthoclase Image

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Anorthoclase: (Na,K)AlSi3O8

Comments: Two white crystals of anorthoclase (possibly mislabeled and actually anorthite.
Location: Kusukidani, Wakayama Prefecture, Kinki Region, Honshu island, Japan. Scale: 15x14x6 mm.
© John Betts - Fine Minerals

Anorthoclase Image

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Anorthoclase: (Na,K)AlSi3O8

Comments: Two white crystals of anorthoclase (possibly mislabeled and actually anorthite.
Location: Kusukidani, Wakayama Prefecture, Kinki Region, Honshu island, Japan. Scale: 15x14x6 mm.
© John Betts - Fine Minerals

Aplowite Image

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Aplowite: (Co,Mn,Ni)SO4·4(H2O)  
Villiaumite: NaF

Comments: Pink aplowite laths intergrown with lustrous, red, massive villiaumite.
Location: Mt Rasvumchorr, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: 20x19x18 mm.
© John Betts - Fine Minerals

Aplowite Image

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Aplowite: (Co,Mn,Ni)SO4·4(H2O)  
Villiaumite: NaF

Comments: Pink aplowite laths intergrown with lustrous, red, massive villiaumite.
Location: Mt Rasvumchorr, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: 20x19x18 mm.
© John Betts - Fine Minerals

Ardennite-(As) Image

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Ardennite-(As): (Mn++,Ca,Mg)4(Al,Mg,Fe)6(SiO4)2(Si3O10)(AsO4,VO4)(OH)6

Comments: Yellow ardennite crystals in white quartz matrix.
Location: Salmchâteau, Vielsalm, Stavelot Massif, Ardennes, Luxembourg Province, Belgium. Scale: 30x20x17 mm.
© John Betts - Fine Minerals

Ardennite-(As) Image

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Ardennite-(As): (Mn++,Ca,Mg)4(Al,Mg,Fe)6(SiO4)2(Si3O10)(AsO4,VO4)(OH)6

Comments: Yellow ardennite crystals in white quartz matrix.
Location: Salmchâteau, Vielsalm, Stavelot Massif, Ardennes, Luxembourg Province, Belgium. Scale: 30x20x17 mm.
© John Betts - Fine Minerals

Arfvedsonite Image

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Arfvedsonite: NaNa2(Fe++4Fe+++)Si8O22(OH)2

Comments: Prismatic crystals of black arfvedsonite in white feldspar matrix.
Location: Kangerdluarsuk, Ilímaussaq Massif, Greenland. Scale: 8x3x3 cm.
© John Betts - Fine Minerals

Arfvedsonite Image

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Arfvedsonite: NaNa2(Fe++4Fe+++)Si8O22(OH)2

Comments: Prismatic crystals of black arfvedsonite in white feldspar matrix.
Location: Kangerdluarsuk, Ilímaussaq Massif, Greenland. Scale: 8x3x3 cm.
© John Betts - Fine Minerals

Argentite Image

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Argentite: Ag2S  
Acanthite: Ag2S

Comments: Dark metallic acanthite crystals up to 3 mm. Most of the crystals are a cubic habit, so the acanthite is pseudomorphing the original argentite.
Location: San Juan de Rayas Mine (Rayas Mine), Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico. Scale: 18x12x12 mm.
© John Betts - Fine Minerals

Argentite Image

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Argentite: Ag2S  
Acanthite: Ag2S

Comments: Dark metallic acanthite crystals up to 3 mm. Most of the crystals are a cubic habit, so the acanthite is pseudomorphing the original argentite.
Location: San Juan de Rayas Mine (Rayas Mine), Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico. Scale: 18x12x12 mm.
© John Betts - Fine Minerals

Armbrusterite Image

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Armbrusterite: K5Na6Mn+++Mn++14[Si9O22]4(OH)10·4H2O

Comments: Translucent yellow-brown crystals of armbrusterite on small fragment of brown matrix.
Location: Kirovskii Mine, Mt. Kukisvumchorr, Khibiny, Kola Peninsula, Russia. Scale: Specimen Size 5x3x2 mm.
© John Betts - Fine Minerals

Armbrusterite Image

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Armbrusterite: K5Na6Mn+++Mn++14[Si9O22]4(OH)10·4H2O

Comments: Translucent yellow-brown crystals of armbrusterite on small fragment of brown matrix.
Location: Kirovskii Mine, Mt. Kukisvumchorr, Khibiny, Kola Peninsula, Russia. Scale: Specimen Size 5x3x2 mm.
© John Betts - Fine Minerals

Attikaite Image

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Attikaite: Ca3Cu2Al2(AsO4)4(OH)4·2H2O

Comments: Light blue crusts of attikaite on a gossenous matrix.
Location: Christiana Mine, Lavrion (Laurium) Mining District, Attica Peninsula, Greece. Scale: Picture size 5 mm.
© John Betts - Fine Minerals

Attikaite Image

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Attikaite: Ca3Cu2Al2(AsO4)4(OH)4·2H2O

Comments: Light blue crusts of attikaite on a gossenous matrix.
Location: Christiana Mine, Lavrion (Laurium) Mining District, Attica Peninsula, Greece. Scale: Picture size 5 mm.
© John Betts - Fine Minerals

Bandylite Image

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Bandylite: CuB(OH)4Cl

Comments: Blue crystals of bandylite on quartz.
Location: Queténa mine, Calama, Antofagásta Province, Chile. Scale: 8x5x3 cm.
© John Betts - Fine Minerals

Bandylite Image

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Bandylite: CuB(OH)4Cl

Comments: Blue crystals of bandylite on quartz.
Location: Queténa mine, Calama, Antofagásta Province, Chile. Scale: 8x5x3 cm.
© John Betts - Fine Minerals
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