Map of Blue Gem Chalcedony Locations in USA
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South Dakota
Scenic
Latitude: 43.752248Longitude: -102.4966Potential Finds: Blue Gem Chalcedony, Gem Carnelian, Aquamarine, Beryl, Garnet, Jasper, AgateState: South Dakota
Potential finds: Blue Gem Chalcedony, Gem Carnelian, Aquamarine, Beryl, Garnet, Jasper, Agate