FUJII, N. The present position of Japanese pyrophyllite. Industrial Minerals. 1983, Nov, 21-27
FUJII, N. Geologic features related to formation of the pyrophyllite and sericite clay (roseki) deposits in the Mitsuishi area, Southwest Japan. Mining Geol. 1979, 29, 83-95
KATAYAMA, N. Mechanism of mineralization and prospecting principle of "Roseki" ore deposits. Mining Geol. 1969, 19, 31-42
KIMIZUKA, Y. Mitsuisi Roseki deposits, with supplement on the diaspore ball. Jour.Japan.Ceramic Assoc. 1939, 47, 1-13
KINOSAKI, Y. The pyrophyllite deposits in the Chugoku Province, West Japan. Geol.Rept., Hiroshima Univ. 1963, 12, 1-35