The Lightbulbs, amethyst scepters, Rolling Thunder Pocket, Purple Hope Claims: Green Ridge Middle Fork of the Snoqualmie River, King County Washington
The Lightbulbs, amethyst scepters, Washington State

The Lightbulbs, amethyst scepters, Washington State

Figure 13. The Lightbulbs, amethyst scepters, specimen 11.5 × 12 cm, Rolling Thunder Pocket, Purple Hope No. 4, collected July 2013. Jeff Scovil photo. Dillhoff, Richard M. and George, Joe. 2016. The Purple Hope Claims: Green Ridge Middle Fork of the Snoqualmie River, King County Washington. Rocks & Minerals. Volume 91, November/December 2016. 498-517.