Eureka Mine, New York-Idaho Exploration Company Property, Bullion Creek, Mineral Hill Mining District, Blaine County, Idaho, USA
Rich mass of siderite and galena with minor dark anglesite as an alteration product on surface galena on the uncut portions of the specimen. Sawn face that shows minor brecciation.
Cut & polished Ag-Pb-Zn ore showing an intricate brecciated structure. Galena occurs as bright metallic-gray masses; sphalerite occurs as dark grayish-black patches, calcite occurs as white patchy areas, & some brown siderite is also present as small blebs. Galena & sphalerite are the primary ore minerals, while calcite & sphalerite are gangue ...
© Bill Hamel
A flipped over boarding house at the Eureka Mine.