CERTIFIED 7.50ct Bi-Color OREGON SUNSTONE Gorgeous Gem!

Item Information

Dimensions (mm) 12.7 x 12.7 x 8.9mm
Weight (carats) 7.5 carats
Certified Gemstone
No Treatment


Most details shown in the large image are actually not visible to the naked eye,large photographs are meantto show details. We have made the image the closest possible to the original item when viewed on computer screen. Depending on the viewers’ monitor settings, the colour of the item may appear a few shades lighter or darker in comparison to the original item.

Oregon is internationally famous for itsSunstone, afeldsparmineral and a type oflabradoritethat contains large numbers of microscopic copper platelets that produce an interesting play of color. Named after its appearance showing array of sun likecolors and shimmering sun ray like Copper Schiller.

Oregon mined gems are rarest of ALL Sunstones in the world, it’s the only place worldwide producing the highest gem quality Sunstone in a wide array of truly beautiful colors, some with copper or extremely rare silver Schiller effect.Only the original Oregon sparkle with illusive pure Copper Schiller not found anywhere else on this planet. Also, allDust Devil mine gems are substantially hardercompared to any other Sunstone mined anywhere else! Sunstone from Oregon has retail value between 200 and 5,000 USD per finished carat depending on color, type of Schiller, clarity, size and quality of cut!

The least valuable form is the colorless to pale yellow followed by the pinks and tans. The most valuable and rarest color is the blue-greens, followed by the greens and reds as well as the bi-colored and tri-colored stones.Stone weighing 12 carat and above of any colors is also considered rare.The more expensive one has no schiller in it anddoes not colorshift. nbsp;The reds with large sizes (over 3 carat) of prime color retailing at as much as $1700/ct according to Sinkankas, and at $1000/ct in Federman’s book. The best greens are very rare and may cost more than the best reds.


PRODUCT : CERTIFIED Natural Labradorite/Feldspar (Sunstone)


COLOR: Green & Yellowish Orange

SHAPE: Fancy Cut

CLARITY: VVS(please do not mistake the schiller lines & particles with inclusions)


HARDNESS : 6.5 - 7.2

ORIGIN : Dust Devil Mine, Oregon, USA


IF    Free of inclusions under a loupe with 10x magnification

VVS  Microscopic inclusions barely seen under a loupe with 10x magnification

VS  Very slight inclusions visible only to the scrutiny of the close naked eye

SI  Small inclusions easily seen to the close naked eye

I   Heavy or large inclusions obvious to the naked eye

Transparent  Transmitting light without serious diffusion / may have rutile or other inclusions

Translucent  Allowing light to pass through, but not transparent

Opaque nbsp; Does not allow light to pass through


Weight and size of gemstone/item may vary slightly from piece to piece due to difference in calibration of our weighing and measuring scales compared to those used by buyers.

Colour may also not appear exactly as in real life due to variationin computer monitor resolution and lightingused duringphotoshooting.Our photos are taken under fluorescent lighting; sometimes Torch Light and Flash Light are also used. We will do our very best to represent the accurate pictures of all our items.

$2,467.00 USD

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Pricing & Details

Auction ID 265095
Watchers 21 watching
Viewed 7,087 times
Starts 28th Mar 2012 8:42am PDT

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