Natural orangey yellow shpene - 0.889 ct - Pear - unheated

Natural orangey yellow shpene - 0.889 ct - Pear - unheated
Discover a new addition to your collection with this stunning gemstone. Sphene, also referred to as "titanite" by geologists and mineralogists, is a unique and rare find that will leave a lasting impact.

Natural Gems Belgium Colored Stone Certification FA-TISP024BY-002-205

IDENTIFICATION

Species : Natural Titanite mineral
Variety : Sphene

DESCRIPTION

Shape & Cutting Style : pear, mixed cut
Measurements : 7.3 x 5.7 x 2.9 mm
Total Carat Weight : 0.889 carat
Color : orangey yellow  
Clarity : I1
Transparency : Transparent
Luster:  Adamantine  (difficult to polish)
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 

Personal Note From Natural Gems Belgium:

This pear cut gemstone its cut grade is good, symmetry is fair, and polish is good. 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