Cordierite (var. Iolite), Coroaci, Brazil zeolite 3 cm and weighs

3 cm and weighs

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Cordierite (var. Iolite), Coroaci, Brazil zeolite 3 cm and weighsCordierite (var. Iolite) Coroaci, Minas Gerais, Brazil Ex. Greg Boles Collection 22 x 10 x 5 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 Kansas in 1987. He