Copper – Copper Vein filled Slab fom the Central Mine


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This is a native copper vein filled slab from the Central Mine in Central, Keweenaw County, Michigan, USA. This is a long closed copper mine famous for the outstanding copper and silver specimens recovered from it during its hayday.. Recently the old dumps have been excavated and are being processed for gravel. This operation has allowed many new pieces to be found such as this piece. It consist of a porphry quartz/jasper matrix with a heavy copper vein running through it. It has a metallic luster which flashes like new penny as the light source changes. This slab has been coated with a thick coating of urethane resin. Photo 6 shows the rear of the piece which has a natural surface. This piece measures 6 7/8 x 3 3/4 x 5/16 inches or 175 x 96 x 8 mm.


Additional information

Weight30 oz