In connection with the economic division of the University Geological Survey of Kansas I spent the greater portion of the summer of 1896 in the field investigation of the gypsum deposits in that state. In the following pages I wish to present some of the more important results of that work which are of general interest.
Among the minerals of commercial importance in Kansas, gypsum occupies a prominent place, and has attracted the attention of prospectors-and geologists for m any years. Today, on account of the wide extent and purity of the deposits and the skill in manufacture, Kansas stands first among the states in the value of gypsum products.
In 1869 the Blue Rapids Town Company made a reservation of the Blue River gypsum deposits before selling their lands. Mudge briefly described in the First Annual Report of the Geological Survey of Kansas (1866) the . . .