You are looking at a single natural Arizona Morenci Turquoise Cabochon.  This stone has a rich blue color, pyrite and silver inclusions devcon backing for extra strength.  This stone has a great gem polish, cabbed very well and will make some nice jewelry. The turquoise stone that you see is the one you will receive. 

Total weight: 16 carats

Measurement: 21mm x 33mm x 4mm