This crystal specimen contains gemmy, honey brown colemanites with “second generation” colorless colemanites on their edges. 5.4 x 5.0 x 3.7 cm, Kestelek Mine, Mustafa Kemalpafla, Bursa Province, Marmara Region, Turkey. © Rob Lavinsky, www.iRocks.com. Used with permission.
Colemanite – Natural, Specimen, Orange
This crystal specimen contains gemmy, honey brown colemanites with "second generation" colorless colemanites on their edges. 5.4 x 5.0 x 3.7 cm, Kestelek Mine, Mustafa Kemalpafla, Bursa Province, Marmara Region, Turkey. © Rob Lavinsky, www.iRocks.com. Used with permission.
Article: Colemanite Value, Price, and Jewelry Information
Credit: www.iRocks.com
| Gemstone | Colemanite |
| Natural or man made | Natural |
| Origin | Turkey |
| Origin details | Kestelek Mine, Mustafa Kemalpafla, Bursa Province, Marmara Region |
| Height | 54 |
| Width | 50 |
| Depth | 37 |
| Gem State | Specimen |
| Color | Orange |
| Transparency | Translucent |