Index No: NBM049930; Collected By: ; Sample Type: hand sample; Notes: Vitreous white and minor clear vein quartz with clots of hematite after magnetite and pyrite; some coatings of CuOx, few clots of malachite, some chrysocolla, FeOx pods and coatings, magnetite crystals in vugs, massive magnetite in quartz veins; are small kernels of chalcopyrite in quartz rimmed by FeOx minerals