Boulder Opal ~ Edelstein Kette HIPPIE GOA Boho Ethno Natur Heilstein Rarität Kristalle Schmuck Anhänger braun Natur Stein Geschenk Freund ~ Gemstone Chains A-Z Size: 32mm x 8mm (very

Size: 32mm x 8mm (very thick

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5% of all gold nuggets worldwide are crystalline

The golden shimmer is an oxidized edge layer

Boulder Opal ~ Edelstein Kette HIPPIE GOA Boho Ethno Natur Heilstein Rarität Kristalle Schmuck Anhänger braun Natur Stein Geschenk Freund ~ Gemstone Chains A-Z Size: 32mm x 8mm (veryGemstone necklace with an Australian boulder opal ~ including 2mm leather cord in antique brown, for knotting for desired length. Origin of Boulder Opal "The Boulder Opal comes from the Queensland region of Australia. More specifically, the Boulder Opal is found in southwest Queensland in Quilpie, Yowah and Eromanga. The sedimentary rocks in this region date back to the Cretaceous period. The rock therefore comes from a period that began around 145