Natural yellow shpene - 1.078 ct - Pear - unheated
Add a unique touch to your collection with this exquisite gemstone. Sphene, also known as "titanite" in the world of geology and mineralogy, is a rare and intriguing addition that will make a lasting impression.
Natural Gems Belgium Colored Stone Certification FA-TISP024BY-002-204
IDENTIFICATION
Species : Natural Titanite mineral
Variety : Sphene
DESCRIPTION
Shape & Cutting Style : pear, mixed cut
Measurements : 8.3 x 4.8 x 3.5 mm
Total Carat Weight : 1.078 carat
Color : brownish orangey yellow
Clarity : I3
Transparency : Transparent
Luster: Adamantine (difficult to polish)
inclusions : Feathers, fingerprints, zoning
Birefringence : 0.100-0.192.
Cleavage : Distinct 1 direction
Crystallography : Monoclinic
Dispersion : 0.051 (strong)
Hardness : 5- 5.5
Refractive index : 1.843-2.110
Specific gravity : 3.45-3.55
COMMENTS :
No indications of heating - No indications of treatment
Strong dispersion rate
highly included
Personal Note From Natural Gems Belgium:
This pear cut gemstone its cut grade is good, symmetry is good, and polish is poor. The luster is good and adamantine good.
FIND THE ONLINE CERTIFICATE HERE
for general impression take a look at the pictures
All items are sent insured with track and trace regardless of value
