The Chemical Education Journal (CEJ), Vol. 8, No. 1 (Serial No. 14). The date of issue: September 30, 2004./Registration No. 8-1/Received August 23, 2004.
URL = http://www.juen.ac.jp/scien/cssj/cejrnlE.html
FRAMBOIDAL PYRITE
Name: framboidal pyrite
Occurs in: "Oguni" exploration well of Japan National Oil Corporation: 3600 m
Width of Picture: about 100 micrometer
Chemical Formula: FeS2
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Takanobu Oba
Geoscience Department, Joetsu University of Education
E-Mail:ohba@juen.ac.jp
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