• Montana Blue #31 Lab Created Corundum Sapphire Faceting Rough for Gem Cutting - Various Sizes - Split Boule
  • Montana Blue #31 Lab Created Corundum Sapphire Faceting Rough for Gem Cutting - Various Sizes - Split Boule
  • Montana Blue #31 Lab Created Corundum Sapphire Faceting Rough for Gem Cutting - Various Sizes - Split Boule
  • Montana Blue #31 Lab Created Corundum Sapphire Faceting Rough for Gem Cutting - Various Sizes - Split Boule
  • Montana Blue #31 Lab Created Corundum Sapphire Faceting Rough for Gem Cutting - Various Sizes - Split Boule
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Montana Blue #31 Lab Created Corundum Sapphire Faceting Rough for Gem Cutting - Various Sizes - Split Boule

Montana Blue #31 Lab Created Corundum Sapphire Faceting Rough for Gem Cutting - Various Sizes - Split Boule

$32.25 USD
$43.00 USD $32.25 USD
Sale Sold out
Shipping calculated at checkout.

Various sizes of Montana Blue lab created sapphire/corundum rough for faceting and gemstone creation.

Each split boule is listed for sale by weight and will typically vary in size within the following ranges:

Length: 40mm - 65mm
Width: 18mm - 21mm
Thickness: approximately 8-12mm at the base

If you would like to see additional pictures of the piece(s) you would like, please feel free to contact me and I will be happy to provide additional pictures for you to review.

Manufacturer: Thai Tech Sapphire
Color: #31

Note: The color of the stone in the photo may vary slightly as not all computer monitors are calibrated the same.

Mineral: Corundum
Chemical Formula: Al2O3
Crystal System: Trigonal
Hardness (Mohs): 9
Refractive Index: 1.76–1.77
Density, g/cm3: 4
Dispersion: 0.018
Growth Method: Flame Fusion

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Customer Reviews

Based on 21 reviews
81%
(17)
14%
(3)
5%
(1)
0%
(0)
0%
(0)
S
Simuel

The color was only saturated on the very edge of the crystal about 2mm in to the surface then fades to clear in the center still good quality crystal structure

K
Kapoyk
Ditto as the other reviews of the same ite...

Ditto as the other reviews of the same item, all bought together and all shipped at the same time. This vendor/supplier is sersome to work with. Etsy… not so much. Tedious!

K
Kapoyk
Hey Esty, 5 of the same item in the same o...

Hey Esty, 5 of the same item in the same order and all shipped together does not need 5 separate reviews.
Tom's Box of Rocks is my go to for gemstone facetting material. Always a pleasure. Now on to the next review of exactly the same item in the same order shipped at the same time. Thanks Etsy.

K
Kapoyk
Always a pleasure. Super fast shipping.

Always a pleasure. Super fast shipping.

K
Kapoyk
Exactly as described. Shipped the same day...

Exactly as described. Shipped the same day. Always a pleasure to do business with.

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