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Product Description
Jaspilite Unpolished Stone Slab Rough Rock Michigan
This beautiful dark red and silver Jaspilite unpolished stone slab is 5.7 inches by 2.4 inches and 6 mm thick.
It weighs .28 lbs. and is shown wet in the first 5 pictures.
Jaspilite from the Ironwood Iron-Formation in the far-western Upper Peninsula of Michigan.
Jaspilite is a dark reddish & silvery gray banded rock consisting of hematite, red chert ("jasper"), and specular hematite or magnetite.
Banded iron formations are unusual, dense sedimentary rocks consisting of alternating layers of iron-rich oxides and iron-rich silicates. These are from the Proterozoic in age.
