‰·ò–¼ “nŽ­–ì(Watakano)
’n@–¼ Žu–€ŒSˆé•”’¬
[“xi‚j -1
‰·@“xiŽj 42
—¬@—Ê(l/min) 130
pH -1
òŽ¿ ’PƒFe(II)ò

Geological Survey of Japan, AIST, 2004