Hair-like, filiform millerite in a quartz geode. Hall's Gap Road Cut, Lincoln County, Kentucky, USA. © Rob Lavinsky, www.iRocks.com. Used with permission.
Opaque Green Millerite Specimen from United States
Hair-like, filiform millerite in a quartz geode. Hall's Gap Road Cut, Lincoln County, Kentucky, USA. © Rob Lavinsky, www.iRocks.com. Used with permission.
Article: Descriptive Crystallography for Gemologists
Credit: www.iRocks.com
| Gemstone | Millerite |
| Natural or man made | Natural |
| Origin | United States |
| Origin details | Hall's Gap Road Cut, Lincoln County, Kentucky |
| Gem State | Specimen |
| Color | Green |
| Transparency | Opaque |