Natural Red sapphire

Natural Red Sapphire, small size size sold in lots

COLOR: Red Sapphire is medium light to dark tones of red in color

ORIGIN: Srilanka, India, Burma, Madagascar, Africa

CHEMICAL COMPOSITION: Al2O3Corundum (Aluminium Oxide)

CUT: Round

SPECIFIC GRAVITY: 3.90 – 4.10

REFRACTIVE INDEX: 1.759-1.778

HARDNESS: 9

FORMATION: Corundum is found as a primary mineral in igneous rocks such as syenite, nepheline syenite, and pegmatite. Some of the world’s most important ruby and sapphire deposits are found where the gems have weathered from basalt flows and are now found in the downslope soils and sediments. Sapphire is colourless when pure trace amounts of various metals produce almost any color. Chromium produces red.

BIRTHSTONE: Sapphire is birthstone for September

UNUSUAL PROPERTIES: Red Sapphire progress in self-awareness, realisation of truth and steady movement towards life path. It is a gemstone for success in competitive exams, for practitioners of medicine, agriculturists, politicians and government personnel.

TREATMENT: For heat treatment of fancy sapphires was used the high-temperature electric furnace with an induction heating element. Depending on the gem material and the targeted color of sapphires after treatment the different temperature regimes are specified, additionally (if required) a special gas environment is created by the use of selected reagents possessing different redox strength.

USAGE: Pendants, rings and necklaces, studs or earrings and any other jewellery.

WHAT WE SUPPLY: Best quality Red Sapphire in Round Cut in different sizes.

Item Description
Shape
Approx Carat Weight of 1 piece
Size
Unit Price (US$)
Pieces in 1 lot
Lot Price
Lot Quantity

Natural Red Sapphire

Round
0.01
1.20mm
$ 0.229
100
$22.90

Natural Red Sapphire

Round
0.01
1.30mm
$ 0.289
100
$28.90

Natural Red Sapphire

Round
0.01
1.40mm
$ 0.335
100
$33.50

Natural Red Sapphire

Round
0.02
1.50mm
$ 0.375
100
$37.50

Natural Red Sapphire

Round
0.02
1.60mm
$ 0.303
100
$30.30

Natural Red Sapphire

Round
0.03
1.70mm
$ 0.231
100
$23.10

Natural Red Sapphire

Round
0.03
1.80mm
$ 0.281
100
$28.10

Natural Red Sapphire

Round
0.04
1.90mm
$ 0.315
100
$31.50

Natural Red Sapphire

Round
0.04
2.00mm
$ 0.340
100
$34.00

Natural Red Sapphire

Round
0.06
2.10mm
$ 0.405
75
$30.38

Natural Red Sapphire

Round
0.06
2.20mm
$ 0.458
75
$34.35

Natural Red Sapphire

Round
0.07
2.30mm
$ 0.516
75
$38.70

Natural Red Sapphire

Round
0.08
2.40mm
$ 0.550
75
$41.25

Natural Red Sapphire

Round
0.09
2.50mm
$ 0.635
50
$31.75

Natural Red Sapphire

Round
0.10
2.60mm
$ 0.688
50
$34.40

Natural Red Sapphire

Round
0.11
2.70mm
$ 0.750
50
$37.50

Natural Red Sapphire

Round
0.12
2.80mm
$ 0.825
50
$41.25

Natural Red Sapphire

Round
0.14
2.90mm
$ 1.056
40
$42.24

Natural Red Sapphire

Round
0.17
3.00mm
$ 2.30
15
$34.50

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