WITHERITE - Minerva Mine, Cave-in-Rock, Illinois

$65.00

11x7 centimeters

HYALITE - Walden Gem Mine, near Walden, Connceticut

$45.00

9x6 centimeters

OPAL ON CALCITE - Red Cloud, Arizona

$24.00

11x6 centimeters

SCHEELITE - Locality Unknown

$65.00

12x10 centimeters

SCHEELITE - Bishop, California

$45.00

9x8 centimeters

SPODUMENE - Strickland Quarry, Portland, Connecticut

$40.00

12x6 centimeters

TREMOLITE - Balmat, New York

$30.00

10x7 centimeters