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Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

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Franklinite : Zn2+Fe3+2O4

Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

Franklinite, the first recorded V varity. Polished section, refl. light, x-nic. Size 0.15 mm. Photo Kjell Gatedal
 © Kjell GatedalPhoto ID: 7802    View Count: 512

Hemimorphite : Zn4[(OH)2|Si2O7] · H2O

Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

Hemimorphite crystals. Field 3mm. Photo Kjell Gatedal
 © Kjell GatedalPhoto ID: 7931    View Count: 448

Quartz : SiO2

Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

Quartz crystals.size crystal 20 mm. Photo Kjell Gatedal.
 © Kjell GatedalPhoto ID: 7803    View Count: 403

Silver : Ag, Sphalerite : (Zn,Fe2+)S, Copper : Cu

Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

Silver in sphalerite with silver in copper.
Size 1.4 mm. Polished section, reflected light, slightly open nicols. Collection and photo Kjell Gatedal
 © Kjell GatedalPhoto ID: 24025    View Count: 302

Sphalerite : (Zn,Fe2+)S, Calcite (Var: Manganoan Calcite) : (Ca,Mn)CO3

Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

Fluorescent sphalerite in calcite with minor hydrozincite. Size specimen ca 12x5 cm. Photo Kjell Gatedal.
 © Kjell GatedalPhoto ID: 174166    View Count: 83

Sphalerite : (Zn,Fe2+)S, Willemite : Zn2[SiO4], Calcite (Var: Manganoan Calcite) : (Ca,Mn)CO3

Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

SW.UV photo of Sphalerite(yellow) and willemite (green) in manganoancalcite.
Size specimen 11x6 cm. Collection and photo Kjell Gatedal.
 © Kjell GatedalPhoto ID: 167898    View Count: 74

Stromeyerite : AgCuS

Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

Sromeyerite(blue), native silver, nativ copper.
Polished section, refl. light, nearly x-nic. Size 3 mm. Photo Kjell Gatedal.
 © Kjell GatedalPhoto ID: 7801    View Count: 543

Willemite : Zn2[SiO4]

Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

Willemite crystals. Thin section, transmitted light, x-nic. Size 10 mm. Photo Kjell Gatedal.
 © Kjell GatedalPhoto ID: 7800    View Count: 435

Willemite : Zn2[SiO4]

Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

Willemite. Thin section, transmitted light, x-nic.
Size 5 mm.
 © Kjell GatedalPhoto ID: 7799    View Count: 421

Willemite : Zn2[SiO4]

Hasselhojden, Grythyttan, Hällefors, Västmanland, Sweden

Willemite. Thin section, transmitted light, x-nic.
Size 7 mm. Photo Kjell Gatedal
 © Kjell GatedalPhoto ID: 7798    View Count: 409
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