Lot of Cassiterite ("stream tin"), Nevados de Poquis, JuJuy, Argentina

Description

Lot of Cassiterite ("stream tin"), Nevados de Poquis, JuJuy, Argentina.  Former Michigan College of Mines specimens.  Total specimens approximately 30 grams.
An Engineer's Scale (10ths) and a U. S. A. 25 cent piece (quarter) are included normally in at least one picture used in the auction.
Most minerals will be shipped Flat Rate Priority Mail unless they do not readily fit into the boxes or are too heavy.  Smaller specimens and some specimens selling for less than  may be shipped via First Class United States Postal Service in a bubble mailer envelope however, please note that any items that weigh (item and packaging) 10 oz (284 grams) or more have to be shipped Priority Mail.
Multiple purchases will be combined to reduce shipping charges.