2013 Cowboys, Cameras & Coins

1973-The specimen measures 4.5 cm x 3.5 cm x 2.5 cm. The Wulfenite crystal measures 2 cm x 2 cm x 4 mm. A large, gorgeous single crystal with everythi

-This intricate copper specimen from Bisbee measures 60mm x 45mm x 35mm and displays crystallization. Possibly ex-Harvard Collection. HKA#64296

c1960s-This rarely seen specimen is 5.5" x 4.25" x 0.75" in size, and is a great sample of native copper from the Magma Mine in Arizo...

c1900-A pair of high-grade specimens measuring 2.5" x 2.5" x 0.25" and 1.75" x 1.5" x 0.25. These ore specimens are a first...

c1950-1960-Lot of 3. 1) Choice Coloradoite with gold and Sylvanite. From the Rex Mine of Boulder, CO. Mined by H. Miller, c1960. Sylvanite`s discovery

-This collection includes 12 silver ore specimens from the Fred Willoughby Collection. Willoughby was the manager of the Midnight Mine at Aspen, which

-A lot of two ore speciments. 1) This specimen measures 4" x 2.25" x 0.25". 2) This one measures3" x 1.25" x 0.5". Bo...

c1965-Lot of three pieces: 1) Engraving copper sheet measuring 8 x 11” made from fire-refined ore. Taken from the White Pine Copper Mine, White Pine,

1959-A large chunk of native copper, crystalline with calcite and gray wall rock, measuring 12.5” in length and 5” at widest part. Crystals are genera

c1965-Another crystalline copper specimen. This one was also taken from the Nonesuch Formation at the White Pine Mine, Upper Peninsula of Michigan by