Online Educational Journals

chalcedony1 jpg

Summary: Chemical Education Journal CEJ Vol 5 No 1 Registration No 5 2 Received May 24 2001 URL = http www juen ac jp scien cssj cejrnlE html CHALCEDONY Name chalcedony Occurs in Morai seaside Atsuta mura Hokkaido Japan Width of Picture about 1 2 mm

Image Dimensions: 750 x 500