| | Journal (article/letter/editorial) | FROM THE GREEN TUFF IN THE YAMAKATA DISTRICT IBARAGI PREFECTURE JAPAN KEIJI KIMBARA*, SUSUMU SHIMODA**...tuff Tuff" fraction quartz X-ray heat of Prefecture. The 31A chlorite-montmorillonite mineral...widely distributed in the northeastern part of Japan. Since they are green in colour, the systems have...Sato clinoptilolite, heulandite, analcime and laumontite are also recognized with the clay minerals. Yoshimura...associated with laumontite from the pyroclastic rocks in the Oshima-Fukushima district in Hokkaido. Shimazu | | | Report (volume) | (S4R) . Analcime .. Phi 11 ipsite Gismondine Laumontite Group 2 (S6R) Erionite . Offretite Sodal ite...FROM THE CIRCUM-PACIFIC AREA New Zealand ..... Japan . . . . . . . . . . . . . . . . Western North America...120 120 120 120 Paqs Chapter 6 (continued) Laumontite Lithology Chemistry Stabil ity Less Common Zeolites...ZEOLITES IN DEEP-SEA SEDIMENTS Analcime Harmotone . Laumontite Erionite Zeolites in Volcanic Rocks 138 138...United States and in thick marine tuffs of Italy and Japan, more than 1,000 occurrences of zeolites have been |
|