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About Chalcedony

Chalcedony is a radial aggregate of microscopic quartz fibres, mostly grey to whitish-grey (various occurrences), rarer bluish to blue (Namibia).

Facts:

  • Mohs hardness: 6.5
  • Mineral: Quartz
  • Chemistry: SiO2
Chalcedony is a radial aggregate of microscopic quartz fibres, mostly grey to whitish-grey (various occurrences), rarer bluish to blue (Namibia). Facts: Mohs hardness: 6.5... read more »
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About Chalcedony

Chalcedony is a radial aggregate of microscopic quartz fibres, mostly grey to whitish-grey (various occurrences), rarer bluish to blue (Namibia).

Facts:

  • Mohs hardness: 6.5
  • Mineral: Quartz
  • Chemistry: SiO2
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6 From 6
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Natural chalcedony, light blue, olive shape, faceted, 14 x 11 mm Natural chalcedony, light blue, olive shape,...
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Natural chalcedony, light blue, olive shape, smooth, 21 x 15 mm Natural chalcedony, light blue, olive shape,...
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Natural chalcedony, light blue, cabochon, oval, 8 x 6 mm Natural chalcedony, light blue, cabochon, oval,...
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Natural chalcedony, light blue, cabochon, oval, 12 x 10 mm Natural chalcedony, light blue, cabochon, oval,...
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Natural chalcedony, light blue, cabochon, oval, 10 x 8 mm Natural chalcedony, light blue, cabochon, oval,...
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008805_Chalcedony_10x10mm Natural chalcedony, medium blue, faceted...
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008804_Chalcedony_10x10mm Natural chalcedony, light blue, faceted...
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Chalcedony, blue, cone, smooth, round, 11 mm Chalcedony, blue, cone, smooth, round, 11 mm
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Natural chalcedony, medium blue, teardrop, faceted, hexagonal, 26 x 9 mm Natural chalcedony, medium blue, teardrop,...
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Natural chalcedony, light blue, cabochon, oval, 18 x 13 mm Natural chalcedony, light blue, cabochon, oval,...
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