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

Geocronite Image

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Geocronite: Pb14(Sb,As)6S23

Comments: Many black geocronite crystals intergrown in milky quartz(?) matrix.
Location: Sala Silver Mine, Sala, Västmanland, Sweden. Scale: 17x17x12 mm.
© John Betts - Fine Minerals

Geocronite Image

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Geocronite: Pb14(Sb,As)6S23

Comments: Many black geocronite crystals intergrown in milky quartz(?) matrix.
Location: Sala Silver Mine, Sala, Västmanland, Sweden. Scale: 17x17x12 mm.
© John Betts - Fine Minerals

Goosecreekite Image

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Goosecreekite: CaAl2Si6O16·5(H2O)

Comments: Large cluster of many rosettes of white goosecreekite.
Location: Jalgaon, Maharashtra, India. Scale: 15x14x7 cm.
© John Betts - Fine Minerals

Goosecreekite Image

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Goosecreekite: CaAl2Si6O16·5(H2O)

Comments: Large cluster of many rosettes of white goosecreekite.
Location: Jalgaon, Maharashtra, India. Scale: 15x14x7 cm.
© John Betts - Fine Minerals

Gotzenite Image

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Gotzenite: (Ca,Na)3(Ti,Al)Si2O7(F,OH)2

Comments: Yellow-brown, thin crystals of götzenite in white feldspar matrix.
Location: Barkevik, Langesundsfjorden, Vestfold, Norway. Scale: 3.5x3x3 cm.
© John Betts - Fine Minerals

Gotzenite Image

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Gotzenite: (Ca,Na)3(Ti,Al)Si2O7(F,OH)2

Comments: Yellow-brown, thin crystals of götzenite in white feldspar matrix.
Location: Barkevik, Langesundsfjorden, Vestfold, Norway. Scale: 3.5x3x3 cm.
© John Betts - Fine Minerals

Hannebachite Image

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Hannebachite: 2CaSO3·(H2O)

Comments: Small .5 mm crystals of colorless hannebachite on matrix.
Location: Hannebach, Niederzissen, Eifel Mts, Rhineland-Palatinate, Germany. Scale: 35x35x24 mm.
© John Betts - Fine Minerals

Hannebachite Image

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Hannebachite: 2CaSO3·(H2O)

Comments: Small .5 mm crystals of colorless hannebachite on matrix.
Location: Hannebach, Niederzissen, Eifel Mts, Rhineland-Palatinate, Germany. Scale: 35x35x24 mm.
© John Betts - Fine Minerals

Heulandite-Ca Image

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Heulandite-Ca: (Ca,Na)2-3Al3(Al,Si)2Si13O36·12(H2O)  
Mordenite: (Ca,Na2,K2)Al2Si10O24·7(H2O)

Comments: Pink heulandite crystals up to 15 mm in fibrous white mordenite matrix.
Location: Rats Nest Claim, Challis, Custer Co., Idaho, USA. Scale: 6x6x4 cm.
© John Betts - Fine Minerals

Heulandite-Ca Image

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Heulandite-Ca: (Ca,Na)2-3Al3(Al,Si)2Si13O36·12(H2O)  
Mordenite: (Ca,Na2,K2)Al2Si10O24·7(H2O)

Comments: Pink heulandite crystals up to 15 mm in fibrous white mordenite matrix.
Location: Rats Nest Claim, Challis, Custer Co., Idaho, USA. Scale: 6x6x4 cm.
© John Betts - Fine Minerals

Hydroxylwagnerite Image

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Hydroxylwagnerite: Mg2(PO4)(OH)

Comments: Small cavity in white quartzite with several tan-colored hydroxylwagnerite crystals with red arrow pointing to the cavity.
Location: Dora Maira Massif, Val Varaita, Piedmont, Italy. Scale: Picture size 3 mm.
© John Betts - Fine Minerals

Hydroxylwagnerite Image

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Hydroxylwagnerite: Mg2(PO4)(OH)

Comments: Small cavity in white quartzite with several tan-colored hydroxylwagnerite crystals with red arrow pointing to the cavity.
Location: Dora Maira Massif, Val Varaita, Piedmont, Italy. Scale: Picture size 3 mm.
© John Betts - Fine Minerals

Hydrozincite Image

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Hydrozincite: Zn5(CO3)2(OH)6

Comments: Well crystallized, colorless hydrozincite crystals encrusting a limonitic gossan matrix. Fluoresces bright blue-white under UV illumination.
Location: Ojuela mine, Mapimí, Mun. de Mapimí, Durango, Mexico. Scale: 3x3x2 cm.
© John Betts - Fine Minerals

Hydrozincite Image

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Hydrozincite: Zn5(CO3)2(OH)6

Comments: Well crystallized, colorless hydrozincite crystals encrusting a limonitic gossan matrix. Fluoresces bright blue-white under UV illumination.
Location: Ojuela mine, Mapimí, Mun. de Mapimí, Durango, Mexico. Scale: 3x3x2 cm.
© John Betts - Fine Minerals

Iddingsite Image

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Iddingsite: MgO.Fe2O3.3SiO2·4(H2O)

Comments: Red iddingsite with green olivine. Iddingsite alteration of olivine commonly seen in thin-sections is actually a fine-grained mixture of goethite+quartz+chlorite.
Location: Amboy, San Bernadino County, California, USA. Scale: Specimen Size 5x5x3 cm.
© John Betts - Fine Minerals

Iddingsite Image

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Iddingsite: MgO.Fe2O3.3SiO2·4(H2O)

Comments: Red iddingsite with green olivine. Iddingsite alteration of olivine commonly seen in thin-sections is actually a fine-grained mixture of goethite+quartz+chlorite.
Location: Amboy, San Bernadino County, California, USA. Scale: Specimen Size 5x5x3 cm.
© John Betts - Fine Minerals

Ishikawaite Image

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Ishikawaite: (U,Fe,Y,Ca)(Nb,Ta)O4 (?)

Comments: Blocky, metamict crystals of ishikawaite.
Location: Spinelli Quarry (Spinelli prospect), South Glastonbury, Hartford Co., Connecticut, USA. Scale: 15x15x10 mm.
© John Betts - Fine Minerals

Ishikawaite Image

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Ishikawaite: (U,Fe,Y,Ca)(Nb,Ta)O4 (?)

Comments: Blocky, metamict crystals of ishikawaite.
Location: Spinelli Quarry (Spinelli prospect), South Glastonbury, Hartford Co., Connecticut, USA. Scale: 15x15x10 mm.
© John Betts - Fine Minerals

Joseite Image

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Joseite: Bi4(S,Te)3

Comments: Milky quartz matrix with a 15 mm long group of metallic joseite crystals.
Location: Caldbeck Fells, Cumbria, England, UK. Scale: 5x3.5x2.5 cm.
© John Betts - Fine Minerals

Joseite Image

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Joseite: Bi4(S,Te)3

Comments: Milky quartz matrix with a 15 mm long group of metallic joseite crystals.
Location: Caldbeck Fells, Cumbria, England, UK. Scale: 5x3.5x2.5 cm.
© John Betts - Fine Minerals
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