Officials of AMAX Inc., which has mining operations in Utah, Wyoming and the Midwest, have created a new wholly owned subsidiary, Amax Coal Industries, that will be responsible for managing the company's coal and coal-related business interests.

The AMAX subsidiaries that will come under the Amax Coal Industries umbrella are Amax Coal Co., Amax Coal Sales Co., Castle Gate Coal Co., Beech Coal Co., Meadowlark Inc., Ayrshire Land Co. and Ayrshire Collieries Corp.AMAX is the third largest coal producer in the United States, producing 38.6 million tons for steam generation in 1987.