(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.
The fort got its name from the ample use of red sandstone walls and is octagon in shape. The two main gateways are the Lahore Gate and the Delhi Gate. The entrance is through the Lahore Gate which forms a part of a massive stone fortification and is made up of dull pink sandstone.he foundation stone of this massive citadel was laid in 1639 and it was completed after nine years in 1648. Designed by the Mughal architects Ustad Hamid and Ahmad, Red Fort is an important symbolic monument in India even today.