THE WEATHERING OF QUARTZ-DIORITE IN SENMAYA DISTRICT, IWATE PREFECTURE, JAPAN
نویسندگان
چکیده
منابع مشابه
Weathering of the Rio Blanco quartz diorite, Luquillo Mountains, Puerto Rico: Coupling oxidation, dissolution, and fracturing
In the mountainous Rio Icacos watershed in northeastern Puerto Rico, quartz diorite bedrock weathers spheroidally, producing a 0.2–2 m thick zone of partially weathered rock layers ( 2.5 cm thickness each) called rindlets, which form concentric layers around corestones. Spheroidal fracturing has been modeled to occur when a weathering reaction with a positive DV of reaction builds up elastic st...
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PROBLEM IN THE TARO DISTRICT (POPULATION: 4434), the great tsunami of 11 March 2011 destroyed the central region including the clinic, the sole medical facility (one physician, 13 nurses and other staff) in the district, and many citizens were forced to live in evacuation centres. CONTEXT The Taro District experienced massive damage during the tsunamis of 1896 and 1933. Since then countermeas...
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Since the Great East Japan Earthquake, many survivors have experienced psychological crises because of the immense damage in the coastal area of Iwate Prefecture. Mental care teams started activities in March 2011 along the coast of Iwate. We employed a mid- to long-term care model. In February 2012, we set up the Iwate Mental Care Center and built a long-term support system in Iwate Prefecture.
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Background: In the aftermath of the Great East Japan Earthquake, most of the areas in Yamagata prefecture experienced a serious power failure lasting for approximately 24 hours. A number of households were subsequently poisoned with carbon monoxide (CO) due to various causes. In this study, we conducted a survey of CO poisoning during the disaster. Methods: A questionnaire regarding CO poisonin...
متن کاملAlteration dependent physical-mechanical properties of quartz-diorite building stones
The microscopic and geomechanical properties of igneous building stones include the level of alteration, presence of micro cracks, peak strength, porosity, proportion of detrimental minerals, etc. Porosity is reportedly of a devastating impact on the peak strength of igneous rocks. The quartz diorite rock samples in this study were selected from five quarries in Natanz, Iran and subject to micr...
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ژورنال
عنوان ژورنال: The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists
سال: 1972
ISSN: 0021-4825,1883-0765
DOI: 10.2465/ganko1941.67.283