#geological formation

Natural blue rough diamond - sparkling - 3.31 carats - No reserve price Rough- 0.66 g

#blue diamond #boron trace #collector's gem #geological formation #natural diamond #precious stone #Rare Gemstone #rough diamond #sparkling gemstone #uncut diamond

No Reserve - ALGT Certified - Large and Highly Exclusive Natural Opal Pendant - A creation of geological precision and patience- 4.36 g

#algt certified #exclusive jewelry #gemstone jewelry #geological formation #natural opal #opal pendant #play-of-color #precious gemstones

Amethyst Geode - Height: 95 cm - Width: 34 cm- 60 kg - (1)

#amethyst geode #decorative minerals #geological formation #large geodes #mineral specimens #purple quartz #quartz crystals #volcanic rocks

Exceptional FLUORITE with QUARTZ & CHALCOPYRITE from Yaogangxian Mine, Hunan, China Specimen - Height: 8 cm - Width: 11 cm- 328 g

#chalcopyrite #china minerals #collectible mineral #crystal cluster #fluorite #geological formation #mineral specimen #mixed minerals #quartz #yaogangxian mine

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