Wengfu/Yingping Mine

BRITISH SULPHUR CORPORATION, WORLD SURVEY OF PHOSPHATEDEPOSITS, FIFTHE ED., 1987, P. 184GREEN MARKETS, WORLD BANK APPROVES LOAN FOR 2.5 MIL MTPYCHINESE ROCK MINE, P. 9, JULY 4, 1988.MINING JOURNAL, JULY 15, 1988, P. 41.INDUSTRIAL MINERALS, SEPTEMBER 1989, P.89.US-CHINA BUSINESS COUNCIL. CHINA'S METALS AND MINERALS, ACOMPREHENSIVE GUIDE. THE US-CHINA BUSINESS COUNCIL,WASHINGTON, DC, 1988, 128 PP.INDUSTRIAL MINERALS, JUNE 1990, P. 77.MINING JOURNAL, LONDON, JAN. 15, 1993.MINING MAGAZINE, FEBRUARY, 1993, P. 88.LIANG, T. Y., AND A. C. CHANG. ON THE CHARACTERISTICS ANDGENESIS OF LATE PRECAMBRIAN PHOSPHORITES ASSOCIATEDWITH GONDWANA PLATE. GEOLOGICAL SURVEY OF INDIA, SPECIALPUBLICATION NO. 17, PHOSPHORITE, PAPERS PRESENTED IN THEFOURTH INTERNATIONAL FIELD WORKSHOP AND SEMINAR ONPHOSPHORITE, INTERNATIONAL GEOLOGICAL CORRELATIONPROGRAMME - PROJECT 156, NOVEMBER 25-27, 1981, UDAIPUR,RAJASTHAN, INDIA, 1984, PP. 47-62.IBRD STAFF APPRAISAL REPORT, CHINA PHOSPHATE DEVELOPMENTPROJECT, MAY 23, 1988, REPORT NO 7142-CHA.MINING MAGAZINE, JUNE 1989, PP. 469-470.