Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org

Ages for Montmorillonite at Kagoshima, Japan

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 1.25Ma - 0.332Ma at this locality

Age range from children

Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
AJES44_373-00026	1.25	0.6			Au	133415	Hishikari Mine (Hishikari Gold Mine), Kagoshima, Japan	Sillitoe (1997)	AJES44_373
Mo-00181	0.471	0.332		Hemusite	Mo	19973	Iriki Mine, Iriki, Satsumasendai City, Kagoshima, Japan	Matsumoto and Fujii (1989)	JMPEGJ84_398

Locality age

Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
AJES44_373-00026	1.25	0.6			Au	133415	Hishikari Mine (Hishikari Gold Mine), Kagoshima, Japan	Sillitoe (1997)	AJES44_373
Hg-00111	1.96	1.8		Moschellandsbergite	Hg	108008	Yamagano Mine, Yokogawa-cho, Kirishima City, Kagoshima, Japan	Watanabe (2005)	MD40_307
Mo-00181	0.471	0.332		Hemusite	Mo	19973	Iriki Mine, Iriki, Satsumasendai City, Kagoshima, Japan	Matsumoto and Fujii (1989)	JMPEGJ84_398
Mo-00293	0.14	0		Molybdenite, Molybdite, Tugarinovite, Wulfenite, Ilsemannite	Mo	66903	Satsuma-Ioujima (Satsuma-Iwojima; Iou Island), Mishima Village, Kagoshima, Japan	Maeno and Taniguchi (2007)	JVGR167_212