Calcite, quartz (var. chalcedony)

Vlastějovice, Czech Republic

90 x 72 mm

Quartz (var. morion)

Goricho, Mongolia

58 x 47 mm

Quartz (var. jasper)

Aouli, Morocco

78 x 37 mm

Quartz (var. agate)

Amerzgane, Morocco

66 x 37 mm

Quartz (var. agate)

Amerzgane, Morocco

79 x 60 mm

Quartz (var. jasper)

Aouli, Morocco

79 x 64 mm

Quartz

Stříbro, Czech Republic

78 x 90 mm

Quartz (var. smoky)

Goricho, Mongolia

30 x 54 mm

Quartz

Žulová, Korálové jámy, Czech Republic

25 x 18 mm

Quartz (var. morion), albite

Goricho, Mongolia

60 x 45 mm

Quartz (var. amethyst)

Tišnov, Květnice, Czech Republic

250 x 250 mm

Quartz (var. amethyst)

Bochovice, Czech Republic

90 x 120 mm

Quartz (var. amethyst)

Tišnov, Květnice, Czech Republic

68 x 39 mm

Quartz (var. rose)

Údraž u Písku, Czech Republic

71 x 45 mm

Grossular (var. hessonite), diopside, quartz, epidote

Moravské Bránice, Czech Republic

100 x 60 mm
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