The Mighty Eight Star
Location of discovery: Burrows-Cave, southern Illinois USA
Stone type: Montmonoliths – It is a not malleable clay stone with portions of Calcite (CaCo3), Quartz and Glimmers crystals. The layer of silicate is very well crystallized as well.
The signs themselves on the slab are weathered and look exactly like the rest of the rock.
»This engraved slabs are undoubtedly original copies and no fake!!«