Genesis Energy LP (NYSE: GEL), a Houston-based midstream master limited partnership, will buy Connecticut-based Tronox Ltd.’s (NYSE: TROX) alkali chemicals business for $1.325 billion in cash, the companies announced Aug. 2.

The deal is expected to close by the end of the year.

The alkali business is composed of Tronox’s trona and trona-based exploring, mining, processing, producing, marketing and selling business. Its mining and processing facilities are in Green River, Wyoming. The business…