Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Iodake (Iwodake; Ioudake), Satsuma-Ioujima (Satsuma-Iwojima; Iou Island), Mishima Village, Kagoshima, Japan

Oldest recorded age at locality: 0.14
Youngest recorded age at locality: 0

mindat Locality ID: 257490
mindat URL: http://www.mindat.org/loc-257490.html

Tectonic Settings:

Total number of sublocalities beneath "Iodake (Iwodake; Ioudake), Satsuma-Ioujima (Satsuma-Iwojima; Iou Island), Mishima Village, Kagoshima, Japan": 7
Total number of bottom-level sublocalities: 7

Number of Child Localities: 7
Child Localities:
Eastern Alluvial Fan
Kotake Quarry
Main Crater
Monogusa
North-western Fumarole Field
Otani
Otanibira Quarry

Latitude: 30°47'31"N
Longitude: 130°18'21"E
Decimal Degree (lat, lon): 30.791944444444,130.30583333333

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Amorphous	Aphthitalite	Baryte	Clay	Corundum	Cristobalite	Gypsum	Kaolinite	Milarite	Molybdenite
Nickeline	None	Not in a structural group	Pyroxene	Quartz	Rocksalt	Rutile	Scheelite	Sphalerite	Spinel
Sulphur	Tridymite

Aegirine ()*	Alunite ()*	Anatase ()*	Anglesite ()*	Anhydrite ()*
Aphthitalite ()*	Challacolloite ()*	Sulphur-β ()*	Cristobalite ()*	Ferrosilite ()*
Gypsum ()*	Halite ()*	Hematite ()*	Ilmenite ()*	Ilsemannite ()*
Kaolinite ()*	Magnetite ()*	Molybdenite ()*	Molybdite ()*	Opal ()*
Pyrrhotite ()*	Quartz ()*	Roedderite ()*	Sassolite ()*	Sphalerite ()*
Sulphur ()*	Sylvite ()*	Tridymite ()*	Tugarinovite ()*	Wulfenite ()*

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al B Ca Cl Fe H K Mg Mo Na O Pb S Si Ti Zn

Elements from minerals reported directly at this locality: Al Cl Fe H K O Pb S Si Ti

Structural Groups for minerals in this locality:
Amorphous Aphthitalite Baryte Clay Corundum Cristobalite Gypsum Kaolinite Milarite Molybdenite
Nickeline None Not in a structural group Pyroxene Quartz Rocksalt Rutile Scheelite Sphalerite Spinel
Sulphur Tridymite

30 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	0.14	1	75382	1022
Alunite ()*	None	KAl₃(SO₄)₂(OH)₆	0.14	0		966
Anatase ()*	Not in a structural group	TiO₂	0.14	1	75383	2162
Anglesite ()*	Baryte	Pb(SO₄)	0.14	0		2734
Anhydrite ()*	Not in a structural group	Ca(SO₄)	0.14	1	75382	1588
Aphthitalite ()*	Aphthitalite	K₃Na(SO₄)₂	0.14	1	75382	77
Challacolloite ()*	None	KPb₂Cl₅	0.14	0		7
Sulphur-β ()*	None	S	0.14	1	75382	5
Cristobalite ()*	Cristobalite	SiO₂	0.14	3	75382,75383,75386	453
Ferrosilite ()*	Pyroxene	Fe²⁺₂Si₂O₆	0.14	0		84
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	0.14	2	75381,75382	6890
Halite ()*	Rocksalt	NaCl	0.14	1	75382	1398
Hematite ()*	Corundum	Fe₂O₃	0.14	1	75382	14640
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	0.14	0		5433
Ilsemannite ()*	None	Mo₃O₈·nH₂O (?)	0.14	2	75381,75382	123
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	0.14	0		5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	0.14	1	75382	14899
Molybdenite ()*	Molybdenite	MoS₂	0.14	1	75382	5800
Molybdite ()*	None	MoO₃	0.14	1	75382	140
Opal ()*	Amorphous	SiO₂·nH₂O	0.14	3	75382,75383,75384	2994
Pyrrhotite ()*	Nickeline	Fe₇S₈	0.14	0		9056
Quartz ()*	Quartz	SiO₂	0.14	1	75382	61156
Roedderite ()*	Milarite	KNaMg₂(Mg₃Si₁₂)O₃₀	0.14	1	75380	30
Sassolite ()*	None	B(OH)₃	0.14	1	75382	31
Sphalerite ()*	Sphalerite	ZnS	0.14	1	75382	21482
Sulphur ()*	Sulphur	S	0.14	6	75380,75381,75382,75383,75384,75386	2045
Sylvite ()*	Rocksalt	KCl	0.14	1	75382	275
Tridymite ()*	Tridymite	SiO₂	0.14	2	75382,75386	458
Tugarinovite ()*	Rutile	MoO₂	0.14	1	75382	5
Wulfenite ()*	Scheelite	PbMoO₄	0.14	1	75382	1655

1 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	Mo-00293	0.14	0		?-?						Yes		Molybdenite, Molybdite, Tugarinovite, Wulfenite, Ilsemannite	Mo	66903	Satsuma-Ioujima (Satsuma-Iwojima; Iou Island), Mishima Village, Kagoshima, Japan		Maeno and Taniguchi (2007)	10.1016/j.jvolgeores.2007.05.003	JVGR167_212

Sample	Source Locality	Reference URL
FKM-247	Iodake (Iwodake; Ioudake), Satsuma-Ioujima (Satsuma-Iwojima; Iou Island), Mishima Village, Kagoshima, Japan	https://www.rockptx.com/fkm-226-to-fkm-250/#FKM-247

All locality data graciously provided by mindat.org

All age data...