Index No: NBM057300; Collected By: ; Sample Type: hand sample; Notes: Silicified, brecciated vein quartz; streaks and disseminations of bright pyrite, some small crystalline masses, mostly vein fragments with pyrite floating in matrix of darker, clear quartz with pyrite; some clots of pyrite are up to 2-3 mm. Clear and pale green fluorite is present in a post-vein rubble breccia; fluorite forms the matrix of the breccia.