(Redirected from Carat (purity)) The fineness of a precious metal object (coin, bar, jewelry, etc.) represents the weight of fine metal therein, in proportion to the total weight which includes alloyed base metals and any impurities.
Fort Redoubt, is actually called Advance Redoubt, and is one of four Third System fortifications, built to protect the Pensacola Navy Yard, located in Pensacola FL.
A redoubt differs from a redan in that the redan is open in the rear, whereas the redoubt was considered an enclosed work. The advent of mobile warfare in the 20th century generally diminished the importance of the defence of static positions and siege warfare.