No reserve price - 2 pcs Yellow, Colourless Quartz - 18.76 ct - International Colored Gemstone Association (ICA GemLab) #citrine #colorless quartz #gemstones #ica gemlab #jewelry stones #mineral #quartz #rock crystal #yellow quartz
No reserve price Quartz - 159.23 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Colorless Quartz #agate #agate and quartz #colorless quartz #crystals #gem testing #gemstone #large gemstones #minerals #quartz #rock crystal
