Pronounced u-art, and short for universal asynchronous receiver-transmitter, the UART is a computer component that handles asynchronous serial communication. Every computer contains a UART to manage the serial ports, and some internal modems have their own UART.
1 Color. 2  Color of a rock depends on the minerals present and on their grain size. 3  Generally, rocks that contain lots of feldspar and quartz are light colored, and rocks that contain lots of pyroxenes, olivines, and amphiboles (ferromagnesium minerals) are dark colored.
FeO- iron(II) oxide or ferrous oxide is theinorganic compound with the formula FeO. Its mineral form is known as wÃ¼stite. Fe2O3-Iron(III) oxide or ferric oxide is the inorganic compound with the formula Fe2O3.