Good value for money, very happy with the stones. Great seller
|Dimensions (mm)||not provided|
|Weight (carats)||30 carats|
CINNABAR IN OPAL
This is a natural untreated specimen from the B+B mine in Esmeralda County Nevada.USA . This material fluorescences purple .Interesting collectors specimen.
Weight 29.68 cts app
Size 31 x 21 x 16 mm app
Cinnabar is generally found in a massive, granular or earthy form and is bright scarlet to brick-red in color. It occasionally occurs in crystals with a non-metallic. Its crystals grow usually in a massive habit, though they are sometimes twined . The twinning in cinnabar is distinctive and forms a penetration twin that is ridged with six ridges surrounding the point of a pyramid. It could be thought of as two scalahedral crystals grown together with one crystal going the opposite way of the other crystal. The hardness of cinnabar is 2–2.5, and its specific gravity 8.1.
Generally cinnabar occurs as a vein-filling mineral associated with recent volcanic activity and alkaline hot springs . Cinnabar is deposited by epithermal ascendin aqueous solutions (those near surface and not too hot) far removed from their igneous source.
It is associated with native mercury, stilbite,pyrite,marcasite,OPAL,quartz,chalcendony,dolmite,clacite and barite.
Arrived in great shape. Colors look great under the right lighting. I was able to clean up some of the glue and it looks even better.
This one is really cute. I cleaned off the glue and it looks even better. I bought this to give as a gift to someone who has a birthday in October.
Oh, is this Opal special. The colors are laid out like a Monet flower garden, soft moving colors within each other, the the oranges explode almost like a fire within. Professionaly crafted and finished. Always dependable for a high quality, fair price, an
|Starts||12th Aug 2019 8:00pm PDT|
|Ends||13th Aug 2019 2:44pm PDT|
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