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|Dimensions (mm)||20 x 14 x 10mm|
|Weight (carats)||21.2 carats|
QUARTZ WITH PETROLEUM
BEAUTIFUL NATURAL STONE
TREATMENT - NONE Inside this highly transparent gem are a series of negative cavities containing liquid petroleum (greenish-blue in LW UV light)has black bitumen and a bubble of Methane gas in each. Crystals with these 3-phase inclusions are rare. Rarer still are specimens with cavities large enough to allow the gas bubbles to move through them. In addition to these, there are a number of unusual black cord-like inclusions, possibly bitumen, which appear to coil around the cavities. With its multiple fluorescent inclusions and the remarkable movement of its methane bubbles can be found in many pcs
The Gemstone Sheriff program allows our members to request an audit on any auction, which is completed by an independent Gemologist who assesses the accuracy of the item description and pictures.
|Starts||18th Nov 2018 8:03pm PST|
|Express Shipping||$35.00||14 days|
|Standard Shipping - Tracked||$20.00||21 days|
|Shipping Insurance all providers $24.36 (optional)|