|
 | |  | | | |  |
| Very large fluorite. (External Sample)
This is a huge, flat slab of fluorite crystals from the (now closed) mines in Southern Illinois. It is illuminated from the opposite side to show the translucence of the crystals.
Location: John Gray's Collection
Photographed: 3 December, 2004
Size: 24"
Composition: CaF2
|
| 
|
|
|
|
|
|
|
