Title: Feldspar in second quarter 1993
Description: "Based on reported and estimated data, U.S. production of marketable feldspar (including aplite) was 202,000 metric tons, according to the U.S. Bureau of Mines (USBM). Production data were obtained from 7 of the 11 active mill operations, representing an estimated 80% of feldspar production"--Page [1].
Subjects: Feldspar industry, Statistics, Periodicals, Feldspar
Places: United States