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Vivianite, BoloviaVivianite Huanuni, Bolivia Ex. Greg Boles Collection 21 x 20 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 attributes all his knowledge in the

and a circumference of 19

12 x 9 mm - Mounted In A Standard Perky Box

This specimen is in excellent condition

measures 24 x 9 mm

Smaller prismatic crystals of stilbite are displayed in what appears to be a calcite cast of some sorts

This specimen measures 7 1/2" x 5 1/2" x 5 1/2"

brings stability and balance

this style of crystal has raised edges and uneven growth at the outer edges

You're viewing a high quality Amethyst Sphere from Brasil

“Cocks Comb” Marcasite w/ Drusy Quartz

Weighs 186

(1800 grams)