Gabon Lapis Lazuli Diamond Gold Engagement Ring Men Women Fashion.
By Farzana Aamir.
A soft stone, 5 -5.5 on the Mohs scale of hardness, lapis lazuli is one of the most valuable semi opaque stones.
Category: rock
Cleavage: none
Crystal habit: compact, massive
Specific gravity: 2.7 - 2.9
Luster: dull
Fracture: uneven
Streak: light blue
No comments:
Post a Comment