SPINEL

Mohs Scale Hardness

Specific Gravity

Birefringence

Refractive Index

7.5 - 8.0

3.58 - 3.61

None

1.712 - 1.736

ABOUT RIGHT GEMS

CUSTOMER CARE

NEWSLETTER SIGNUP

Copyright © Right Gems 2020. All Rights Reserved

Email

Address

29th Floor, Room #29-01, 919/362 Jewelry Trade Center, Silom Road, Bangkok, Thailand, 10500

Call us