Lévyne, Chabazite
Oak Grove Fork, Clackamas River localities, Clackamas County, Oregon, USA
Tabular Rhombohedra of Bluish-white Levyne (colored by Specular Hematite), stack atop colorless Chabazite crystals on an Andesite matrix. This material is quite uncommon to come by these days. We worked a large boulder of it for a couple of years which produced a few flats of material, and have yet to find the true source, or more boulders, other ...