Oro Verde quartz selection (irradiation and heat), Brazil. © Hashnu Stones & Gems. Used with permission.
Yellow Quartz Rough, Heat-Treated from Brazil
Oro Verde quartz selection (irradiation and heat), Brazil. © Hashnu Stones & Gems. Used with permission.
Article: Precision Faceting a Story Gemstone: Choosing Rough
Credit: Hashnu Stones & Gems
| Gemstone | Quartz |
| Treatments | Heat Treatment, Irradiation |
| Natural or man made | Natural |
| Origin | Brazil |
| Gem State | Rough |
| Color | Yellow |
| Transparency | Transparent |