White STILBITE (sheaflike crystals with a dusting of basaltic matrix) Lucky Strike Pit (Manke Pit), near Shelton, Mason County, Washington, USA Specimen is 6.8 x 5.2 x 3.4 cm (2.7 x 2.0 x 1.3 in) Self-collected in 2008 Photo Copyright © 2022 Jeffrey M. Schwartz
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