Despite their name, "Herkimer diamonds" are actually doubly-terminated colorless quartz crystals found in Herkimer, NY. The specimens shown here contain inclusions of trapped, orangey, mineralized water. 2.9 x 2.1 x 1.6 cm, Ace of Diamonds Mine, Middleville, Town of Newport, Herkimer Co., New York, USA. © Rob Lavinsky, www.iRocks.com. Used with permission.
Colorless Quartz Specimen from United States
Despite their name, "Herkimer diamonds" are actually doubly-terminated colorless quartz crystals found in Herkimer, NY. The specimens shown here contain inclusions of trapped, orangey, mineralized water. 2.9 x 2.1 x 1.6 cm, Ace of Diamonds Mine, Middleville, Town of Newport, Herkimer Co., New York, USA. © Rob Lavinsky, www.iRocks.com. Used with permission.
Article: Mechanical Gemstone Cleaning
Credit: www.iRocks.com
| Gemstone | Quartz |
| Natural or man made | Natural |
| Origin | United States |
| Origin details | Middleville, Town of Newport, Herkimer Co., New York |
| Height | 29 |
| Width | 21 |
| Depth | 16 |
| Gem State | Specimen |
| Color | Colorless |
| Transparency | Transparent |
| Inclusions | One-Phase |