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LOT NO: TANR:0018M1.7
This is the photo of the actual gems, The picture of the item may not be as attractive as the original item as it is taken under magnification to show internal inclusions and characteristics. Inclusions visible under magnification with a clarity grading of IF - VS and most of the SI gradings will not be visible to the naked eye, Therefore an eye clean stone may appear included in the picture.
This is not the size of the gem, see description for the actual size.
In electronic media, colours may very from computer to computer.
Item is in stock,
DESCRIPTION | |||
Product type = Natural Mined Tanzanite | Origin = Tanzania | ||
Treatment = Naturaly heated | Hardness = 9 | ||
Shape / cut = Round | Specific gravity = 2.3 - 3.4 | ||
Colour = violetish - blue & Pale to medium | Refractive index = 1.69 - 1.70 | ||
Size = 1.6mm - 1.9mm | Chemical Composition = Ca2al3si3o12oh | ||
Clarity = SI - VS | Crystal structure = Orthorhombic | ||
Quantity = 10 pieces bidding is per gem |