Pigŭmsok kwangmul tʻŭksŏng chosa pogosŏ
Subtitle: Koryŏngtʻo, napsŏkpʻyŏn
Publisher: Taehan Kwangŏp Chinhŭng Kongsa
Published: 1987
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 935
Subjects: Quartz; Clay; Analysis; Nonmetallic minerals