Agate – Natural, Other, Blue
"Blue" by Holly Williams is licensed under CC By 2.0
Article: Common Sense Gemstone Grading: An Alternative System
Credit: Holly Williams
Gemstone | Quartz, Chalcedony, Agate |
Treatments | Dyeing |
Natural or man made | Natural |
Gem State | Other |
Color | Blue |
Transparency | Translucent |