Colorado Gem & Mineral Co. - Rocks for the Rest of Us
Amethyst with "Lowell Effect"

Amethyst with "Lowell Effect"

  • Item #: c251
  • Availability: In Stock
  • Weight: 0.00 g
  • L x W x H: 4.00 in x 4.00 in x 4.00 in
  • $435.00



The best example in cabinet size for the "Lowell Effect" in Amethyst.   Bright-blue lights show around the minor rhombohedral faces, in any light source.   This is the most easily seen example of this optical phenomenon that we've had.   A museum piece.

 

DW