SUGAR LAND, TEXAS--September 27, 2018--Written by John Egan for Industrial Info Resources (Sugar Land, Texas)--The frac sand mine gold rush appears to be coming to a close, judging from recent market developments and the sentiments expressed at the 6th Frac Sand Conference, held September 25-26 in Denver, Colorado.

Within this article: Report from the 6th Frac Sand Conference.