Holiday Treasures Auction- December 2019

Tetrahedrite, (Cu,Fe)12 Sb4 S13, is a copper mineral that forms eponymous tetrahedral crystals. This specimen is attributed to an unknown mine in the

Rare edition in hardcover. State: City: Date: 1956

Sulfur approx 2.5". Coal Approx 7" and 10". Likely from McGill, NV. State: City: Date:

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

A quart zip bag full of golden tiger eye sliced specimens State: City: Date:

This 1-3/4 pound specimen is a sample from a copper smelting furnace in McGill, Nevada, nearly Ely, where the purified molten copper appears to have b

Grab bag of twenty rocks and minerals including nice pieces of pyrite, chalcopyrite, calcite dripstone, dogtooth calcite, copper oxide minerals, coppe

5# of assorted slabbed agates. Moss, bacon ribbon, fortification, laguna, Fort Agate and more State: City: Date:

A massive specimen pale green smithsonite growing an inch thick on a nondescript piece of grayish-brown rock. Weight is approx. 1-3/4 pounds, and the

This is a specimen of native copper from the Phoenix Mine in Copper County on the Keweenaw Peninsula of Northern Michigan. It weighs approx. 66 grams