1.
Which of the following gemstones is NOT pleochroic (different colors in different directions?)
Andalusite
Tanzanite
Iolite
Spinel
2.
This nation produces cultured pearls with natural gray to black shades and iridescent overtones:
China
Japan
Tahiti
Indonesia
3.
Which of the following gemstones comes in more than one hue?
Peridot
Iolite
Ruby
Sapphire
Yes, these are my final answers!
Trade Information
|
Privacy Policy
|
© 2010 American Gem Trade Association
|
Contact Us
|
Site Map
Colored gemstone information and jewelry fashion
from the non-profit American Gem Trade Association
Site Design by Kremkow Consulting