Natrolite, Dean Quarry, England Zacatecas This rainbow fluorite sphere from

This rainbow fluorite sphere from China weighs 190

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slightly translucent crystals of fluorite cover a small cluster of quartz

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while the smoky aspect protects the worker and the process

Natrolite, Dean Quarry, England Zacatecas This rainbow fluorite sphere fromNatrolite Dean Quarry, Sk. Keverne, Cornwall, England Ex. Robert Bates Collection Ex. Greg Boles Collection 20 x 6 mm Mounted In A Standard Perky Box This mineral specimen is from the collection of Gregory Boles. Greg has had a lifelong passion for collecting minerals and other geological items. His hobby started at an early age in 1956 and continues to this day. Greg's enthusiasm for science led him to receive a BS in geology from the University of