Idaho silver crystals. 
From the eBay description:They are from Silver Capital Arts and silver crystals are produced at the Sunshine Mining Company Silver Refinery in Wallace, Idaho. The exquisite crystal-line silver is a unique formation of 99.95 percent silver. The pure quality of the crystal presents a brilliant example of the light-reflective properties of Silver. The Crystal structure was created by electrical deposition of Silver Ions, and each formation is unique in its structure.  
Source: Northwest Territorial Mint 
Contributor: eBay seller ldhappy55 
Acquired: 16 September, 2004 
Price: $2 
Size: 1.5" 
Purity: 99.9%
 |  
  |  
 |  
  |