August 2018 Auction

This superb amazonite and smoky quartz specimen is from the Smoky Hawk Mine, Teller County, Colorado. Amazonite is a variety of microcline feldspar co

An exceptionally well-crystallized copper specimen from the historically important copper mining province of the Keweenaw Peninsula, Michigan. While c

This specimen demonstrates why crystallized gold specimens from the huge, open-pit Round Mountain Mine so highly prized by mineral collectors. Round M

Very nice, small agate. This specimen is know as " Blue Ellingsworth. The size is around 2". Very nice specimen with a light blue cast. Go...

An extremely attractive stream-worn gold nugget with minor quartz association. This nugget had previously been part of the world-famous gold collectio

A large, spectacular, water-worn, spinel-law twinned crystal of native gold. This specimen was formerly part of the world-famous F. John Barlow Collec

A well-formed, one-inch wide, neon-green colored fluorite crystal is the focal point on this fantastic collector quality specimen from Riemvasmaak, So

A superb example of crystallized gold in quartz from Venezuela. The area around Santa Elena de Uairen is currently a hotbed of gold exploration. The c

A fantastic specimen of wire gold in quartz recovered during the last decade from near surface, gold-bearing quartz veins during the last decade near

Eighteen specimens, all about four inches square from numerous locales. Several are particularly nice, some containing other minor minerals. Crystal