2059

CO - Boulder,Boulder County - Tungsten Ore Specimens - Boulder, Colorado

Currency:USD Category:Collectibles / Western Americana Start Price:100.00 USD Estimated At:200.00 - 300.00 USD
CO - Boulder,Boulder County - Tungsten Ore Specimens - Boulder, Colorado
Session D is a Mail-Bid Only Auction. Absentee bids will be accepted only. No live bidding will be allowed. All winners will be contacted after the auction. BIDDING ENDS MONDAY JUNE 27 AT 5PM PACIFIC TIME!!!
Lot of 4 tungsten ore specimens from Boulder, Colorado 1.) Crystalline ferberite in breccaited vein from the Franklin Mine. Cut surface exposing breccaited nature of vein makes this a very attractive piece (2 in x 2 in). 2.) Sheeted vein of ferberite crystals in quartz matrix, Nederland-Boulder Co. (2 in x 1/2 in). 3.) Well developed ferberite crystals on quartz (2 in x 1/2 in). 4.) Ferberite veining through quartz matrix, Hoosier Mine (1 in x 3/4 in).