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Synthetic Corundum (Sapphire/Ruby) Faceting Rough


Deep Sapphire Blue color. (also described by others as Medium-Blue or Ceylon Blue). Will cut stones that look like the best natural sapphire: $.09/ct.
Note! This material is very light in the middle of the boule. So to get the best color, orient the table at the split side of the boule.

COR-Blue1 Measures approximately 40.6 x 17.1 x 7.5mm.
93.8 carats $8.44
SOLD
COR-Blue2 Measures approximately 52.4 x 17.2 x 7.6mm.
113.05 carats $10.17 SOLD
COR-Blue3 Measures approximately 53.0 x 15.3 x 9.2mm.
115.25 carats $10.37 SOLD
COR-Blue4 Measures approximately 57.0 x 17.3 x 8.8mm.
139.6 carats $12.56 SOLD
COR-Blue5 Measures approximately 55.0 x 15.2 x 8.1mm.
109.1 carats $9.82 SOLD
COR-Blue6 Measures approximately 46.2 x 17.6 x 8.6mm.
113.1 carats $10.18
COR-Blue7 Measures approximately 55.4 x 18.0 x 9.8mm.
168.45 carats $15.16 SOLD
COR-Blue8 Measures approximately 33.4 x 16.9 x 10.9mm.
120.35 carats $10.83 SOLD
COR-Blue9 Measures approximately 30.5 x 16.5 x 8.5mm.
96.0 carats $8.64 SOLD
COR-Blue10 Measures approximately 62.6 x 15.8 x 8.3mm.
142.15 carats $12.79 SOLD


Color Change! This "Alexandrium" corundum changes from a Magenta-Purple under incandescent light to a Bluish-Violet under fluorescent light: $.15/ct.

Color under incandescent


Color under fluorescent

COR-CC1 Measures approximately 79 x 17.2 x 9.8mm.
201.25 carats $30.19 SOLD
COR-CC2 Measures approximately 70 x 18.6 x 10mm.
215.1 carats $32.27 SOLD
COR-CC3 Measures approximately 74 x 18.4 x 9.3mm.
202.6 carats $30.39
COR-CC5 Measures approximately 68.9 x 18 x 9.2mm.
185.9 carats $27.89
COR-CC8 Measures approximately 60.5 x 18.3 x 9.8mm.
197.4 carats $29.61
COR-CC9 Measures approximately 78.2 x 18.6 x 8.6mm.
183.85 carats $27.58
COR-CC10 Measures approximately 75 x 18.7 x 8.9mm.
187.25 carats $28.09

COR-CC13 Measures approximately 70 x 18 x 10mm.
198.9 carats $29.84


Color Shift Amethyst. Fine Amethyst Purple color (also described by others as kunzite). The color shifts redder or bluer under different light sources: $.12/ct.

COR-Am1 Measures approximately 54.8 x 15.9 x 7.6mm.
112.2 carats $13.46 SOLD
COR-Am2 Measures approximately 47.4 x 16.5 x 8.4mm.
92.7 carats $11.12 SOLD
COR-Am3 Measures approximately 55.4 x 13.5 x 7.4mm.
99.05 carats $11.89
COR-Am4 Measures approximately 46.4 x 14. x 7.5mm.
82.7 carats $9.92
COR-Am5 Measures approximately 60.5 x 16.5 x 7.5mm.
109.5 carats $13.14
COR-Am7 Measures approximately 57.2 x 17.5 x 9.2mm.
131.0 carats $15.72
COR-Am8 Measures approximately 60.7 x 16.4 x 8mm.
134.7 carats $16.16
COR-Am10 Measures approximately 48.6 x 18. x 8.6mm.
117.15 carats $14.06 SOLD


Tanzanite color. Good substitute for tanzanite: $.18/ct.
COR-Tanz1 Measures approximately 80.6 x 17.8 x 9.2mm.
210.3 carats $37.85
COR-Tanz2 Measures approximately 81 x 17 x 9.3mm.
223.15 carats $40.17 SOLD
COR-Tanz4 Measures approximately 72.7 x 19.9 x 9.3mm.
217.6 carats $39.17 SOLD
COR-Tanz6 Measures approximately 55.5 x 18.8 x 9.5mm.
172.25 carats $31.01 SOLD
COR-Tanz7
Measures approximately 72 x 18 x 9.5mm.
217.3 carats $39.11
COR-Tanz10
Measures approximately 78 x 19 x 9.5mm.
228.25 carats $41.09
COR-Tanz11
Measures approximately 67.5 x 17.5 x 9.7mm.
204.8 carats $36.86 SOLD
COR-Tanz12
Measures approximately 71 x 18 x 8.5mm.
202.05 carats $36.37
COR-Tanz13
Measures approximately 75.5 x 18 x 9.5mm.
214.1 carats $38.54
COR-Tanz15
Measures approximately 76 x 18 x 9mm.
205.85 carats $37.05

Padparadshah color. Cuts nice synthetic padparadsha sapphires: $.12/ct.
COR-Pad1 Measures approximately 67.0 x 19.0 x 10.5mm.
235.4 carats $28.25 SOLD
COR-Pad2 Measures approximately 70.0 x 17.0 x 10.0mm.
199.8 carats $23.98
COR-Pad3 Measures approximately 72.0 x 18.5 x 9.2mm
196.4 carats $23.57
COR-Pad4 Measures approximately 66.0 x 17.5 x 10.0mm.
187.8 carats $22.54 SOLD
COR-Pad5 Measures approximately 66.8 x 17.4 x 8.8mm
170.45 carats $20.45 SOLD
COR-Pad6 Measures approximately 66.0 x 16.5 x 9.5mm
201.75 carats $24.21
COR-Pad7 Measures approximately 69.5 x 21.0 x 11.7mm
260.6 carats $31.27 SOLD
COR-Pad8 Measures approximately 71.6 x 17.6 x 9.7mm
190 carats $22.80
COR-Pad10 Measures approximately 73.5 x 16.5 x 9.5mm
207.1 carats $24.85

COR-Pad11 Measures approximately 75.0 x 16.5 x 8.2mm
175.95 carats $21.11
SOLD
COR-Pad12 Measures approximately 77.5 x 17.5 x 9.2mm
226.8 carats $27.22
SOLD
COR-Pad14 Measures approximately 71.0 x 16.0 x 9.6mm
193.1 carats $23.17

Yellow Topaz color. (also described by others as Topaz Light-Orange). Finished stones flash with red: $.12/ct.
COR-Topaz1 Measures approximately 45.3 x 18.0 x 7.8mm.
133.7 carats $16.04 SOLD
COR-Topaz2 Measures approximately 38.0 x 16.0 x 9.0mm.
99.5 carats $11.94
COR-Topaz3 Measures approximately 47.0 x 17.2 x 9.1mm.
102.0 carats $12.24
COR-Topaz4 Measures approximately 40.6 x 16.0 x 7.7mm.
84.85 carats $10.18
COR-Topaz5 Measures approximately 46.4 x 17.1 x 8mm.
103.2 carats $12.38
COR-Topaz6 Measures approximately 38.4 x 18.6 x 8.5mm.
93.2 carats $11.18
COR-Topaz7 Measures approximately 40.3 x 17.3 x 8.3mm.
105.55 carats $12.67
COR-Topaz8 Measures approximately 43.9 x 20.8 x 9.4mm.
124 carats $14.88
COR-Topaz9 Measures approximately 46.0 x 18.0 x 9.0mm.
133.3 carats $16.00
COR-Topaz10 Measures approximately 45.0 x 16.2 x 8.8mm.
110.80 carats $13.30
COR-Topaz11
Measures approximately 40.4 x 19.6 x 8.6mm.
110.89 carats $13.31

Yellow Sapphire color (also described by others as Yellow Topaz). Cuts nice synthetic yellow sapphires: $.12/ct.
COR-Yellow4 Measures approximately 68.8 x 18.1 x 9.6mm.
215.5 carats $25.86
COR-Yellow7 Measures approximately 76.3 x 18.4 x 9.5mm.
214.85 carats $25.78
COR-Yellow8 Measures approximately 73.6 x 18.3 x 9.7mm.
215.9 carats $25.91
COR-Yellow9 Measures approximately 76.6 x 17.8 x 9.7mm.
213.4 carats $25.61

Ruby-Red color. Will cut nice synthetic rubies: $.09/ct.

COR-Ruby1 Measures approximately 38. x 14.7 x 8mm.
82.3 carats $7.41
COR-Ruby2 Measures approximately 54.0 x 15.2 x 8.5mm.
114.25 carats $10.28
COR-Ruby3 Measures approximately 50.4 x 15. x 7.3mm.
94.8 carats $8.53
COR-Ruby4 Measures approximately 54.5 x 15.2 x 8.0mm.
105.7 carats $9.51
COR-Ruby5 Measures approximately 42.7 x 13.7 x 7.5mm.
82.7 carats $7.44
COR-Ruby6 Measures approximately 61.5 x 16. x 8.5mm.
138.6carats $12.47
COR-Ruby7 Measures approximately 45.5 x 13.6 x 8.0mm.
86.95 carats $7.83
COR-Ruby8 Measures approximately 37.0 x 12.4 x 7.6mm.
63.3 carats $5.70
COR-Ruby9 Measures approximately 41.0 x 14.4 x 7.7mm.
75.4 carats $6.79
COR-Ruby10 Measures approximately 32.0 x 13.5 x 6.9mm.
52.95 carats $4.77
COR-Ruby11 Measures approximately 36.0 x 16.0 x 7.6mm.
76.65 carats $6.90
COR-Ruby12 Measures approximately 36.6 x 14.4 x 7.2mm.
71.2 carats $6.41
COR-Ruby13 Measures approximately 29.3 x 15.0 x 7.9mm.
68.2 carats $6.14
COR-Ruby14 Measures approximately 60.0 x 15.6 x 8.5mm.
143.0carats $12.87
COR-Ruby15 Measures approximately 37.2 x 13.8 x 7.5mm.
71.65 carats $6.45
COR-Ruby16 Measures approximately 43.0 x 15.5 x 7.0mm.
77.85 carats $7.01
COR-Ruby17 Measures approximately 45.5 x 14.5 x 8.0mm.
99.35 carats $8.94
COR-Ruby18 Measures approximately 37.0 x 14.2 x 7.7mm.
76.85 carats $6.92
COR-Ruby19 Measures approximately 41.0 x 13.0 x 7.0mm.
72.7 carats $6.54
COR-Ruby20 Measures approximately 40.8 x 15.8 x 7.9mm.
87.05 carats $7.83
COR-Ruby21 Measures approximately 40.9 x 18.6 x 7.8mm.
85.25 carats $7.67
COR-Ruby22 Measures approximately 43.3 x 15.0 x 7.3mm.
88.25 carats $7.94
COR-Ruby23 Measures approximately 43.0 x 14.8 x 7.6mm.
81.9 carats $7.37
COR-Ruby24 Measures approximately 40.0 x 13.0 x 7.6mm.
75.7 carats $6.81
COR-Ruby25 Measures approximately 33.9 x 15.2 x 7.7mm.
77.05 carats $6.93
COR-Ruby26 Measures approximately 36.8 x 12.2 x 7.4mm.
69.95 carats $6.30
COR-Ruby27 Measures approximately 45.6 x 16.0 x 8.7mm.
116.65 carats $10.50
COR-Ruby28 Measures approximately 37.6 x 14.0 x 7.3mm.
73.75carats $6.64
COR-Ruby29 Measures approximately 55.0 x 15.2 x 8.0mm.
120.65 carats $10.86
COR-Ruby30 Measures approximately 42.3 x 14 x 7mm.
72.55 carats $6.53


Pink color. Cuts awesome pink sapphires (also described by others as Light Pink): $.09/carat
COR-P1 Measures approximately 43.1 x 15.1mm.
168.4 carats $15.16
COR-P2 Measures approximately 47.5 x 19.7mm.
258.3 carats $23.25 SOLD
COR-P3 Measures approximately 48.4 x 15.3mm.
197.4 carats $17.77 SOLD
COR-P4 Measures approximately 67. x 12.mm.
162.5 carats $14.63
COR-P6 Measures approximately 57.6 x 13.4mm.
183.9 carats $16.55 SOLD
COR-P8 Measures approximately 44.8 x 14.3mm.
160.9 carats $14.48 SOLD
COR-P9 Measures approximately 50.6 x 13.4mm.
159.8 carats $14.81

Natural:  Amethyst   Bytownite   Chrome Diopside   Chrysoberyl   Citrine   Garnet   Moldavite  Petalite   Quartz   Sapphire   Scapolite   Spinel   Sunstone   Tanzanite   Topaz   Tourmaline   Zircon 
Man-Made:  Sapphire   Cubic Zirconia   Quartz   Laser Gem / Glass   Emerald   Red Beryl   Alexandrite   Spinel   YAG 
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