1 Is transparent, easily formed and most suitable for window glass (see flat glass). 2  It has a high thermal expansion and poor resistance to heat (500â600 Â°C). 3  It is used for windows, some low temperature incandescent light bulbs, and tableware.
Carson City Mint. The Carson City Mint was a branch of the United States Mint in Carson City, Nevada. It primarily minted low numbers of silver coins; however, gold was also minted in greater numbers. The mint was in operation for about 19 years.
1 Kremnica mint, Slovak Republic, (Mincovna Kremnica in Slovak language), established in 1328 is the oldest continuously-operating mint in the world. 2  Casa de Moneda de Mexico, mÃ©xico established in, 1535 is the oldest mint in The.  americas