Description: Calcite Joplin Field, Tri-State District, Jasper Co., Missouri, USA Overall size: 101 mm x 66 mm x 93 mm. Until year 2007 it belonged to the James & Dawn Minette collection, Boron, California, with label #WW109. Photo copyright © Carles Millan. Reproduction allowed as long as the author's name is cited. Creative Commons Attribution License - Some Rights Reserved.

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