“Moss Agate Ring” by Deidre Woollard. Licensed under CC By 2.0.
Opaque Black Agate Cabochon in Ring
"Moss Agate Ring" by Deidre Woollard. Licensed under CC By 2.0.
Article: What is Your Gemstone Personality?
Credit: Deidre Woollard
| Gemstone | Quartz, Chalcedony, Agate |
| Natural or man made | Natural |
| Jewelry type | Ring |
| Gem State | Cabochon |
| Color | Black |
| Transparency | Opaque |