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:
Ohtaki-mura, Chichibu City, Saitama, Japan

Oldest recorded age at locality: 7.3
Youngest recorded age at locality: 5.5

mindat Locality ID: 188107
mindat URL: http://www.mindat.org/loc-188107.html

Tectonic Settings:

Total number of sublocalities beneath "Ohtaki-mura, Chichibu City, Saitama, Japan": 12
Total number of bottom-level sublocalities: 10

Number of Child Localities: 1
Child Localities:
Nakatsugawa

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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.

Allophane	Alunite	Amphibole	Apatite	Aragonite	Arsenolite	Arsenopyrite	Axinite	Baryte	Bournonite
Calcite	Chalcopyrite	Clay	Clinozoisite	Copper	Corundum	Devilline	Epidote	Gadolinite	Garnet
Ilvaite	Kaolinite	Kaňkite	Mica	Nickeline	None	Olivine	Pyrite	Pyrochlore	Pyroxene
Quartz	Ramsdellite	Rhodonite	Rocksalt	Scapolite	Scheelite	Serpentine	Sphalerite	Spinel	Tetrahedrite
Tourmaline	Vesuvianite	Wollastonite	Zinkenite

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: Ag Al As Au B Ba Bi C Ca Cl Cu F Fe H Mg Mn Mo Na O P Pb S Sb Si Ti Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Alunite Amphibole Apatite Aragonite Arsenolite Arsenopyrite Axinite Baryte Bournonite
Calcite Chalcopyrite Clay Clinozoisite Copper Corundum Devilline Epidote Gadolinite Garnet
Ilvaite Kaolinite Kaňkite Mica Nickeline None Olivine Pyrite Pyrochlore Pyroxene
Quartz Ramsdellite Rhodonite Rocksalt Scapolite Scheelite Serpentine Sphalerite Spinel Tetrahedrite
Tourmaline Vesuvianite Wollastonite Zinkenite

64 IMA Minerals at location:

Actinolite ()*	Andradite ()*	Ankerite ()*	Arsenolite ()*	Arsenopyrite ()*
Axinite-(Fe) ()*	Baryte ()*	Berthierine ()*	Beudantite ()*	Bindheimite ()*
Boulangerite ()*	Bournonite ()*	Bustamite ()*	Calcite ()*	Cerussite ()*
Chalcopyrite ()*	Chlorapatite ()*	Chrysocolla ()*	Clinozoisite ()*	Clintonite ()*
Datolite ()*	Diopside ()*	Dolomite ()*	Dravite ()*	Epidote ()*
Eulytine ()*	Fluorellestadite ()*	Freibergite ()*	Galena ()*	Gold ()*
Grossular ()*	Hedenbergite ()*	Hematite ()*	Hisingerite ()*	Hydroxylellestadite ()*
Ilmenite ()*	Ilvaite ()*	Jamesonite ()*	Johannsenite ()*	Kaňkite ()*
Magnetite ()*	Marialite ()*	Mimetite ()*	Nsutite ()*	Pyrite ()*
Pyromorphite ()*	Pyrrhotite ()*	Quartz ()*	Ranciéite ()*	Rhodochrosite ()*
Rhodonite ()*	Semseyite ()*	Serpierite ()*	Siderite ()*	Smithsonite ()*
Sphalerite ()*	Spinel ()*	Szaibélyite ()*	Tephroite ()*	Theisite ()*
Vesuvianite ()*	Wollastonite ()*	Wulfenite ()*	Zinkenite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	7.3	5.5	2	76287,76295	3419
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	7.3	5.5	4	76287,76288,76290,76297	1534
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	7.3	5.5	1	76288	3092
Arsenolite ()*	Arsenolite	As₂O₃	7.3	5.5	1	76287	231
Arsenopyrite ()*	Arsenopyrite	FeAsS	7.3	5.5	2	76287,76288	9052
Axinite-(Fe) ()*	Axinite	Ca₄Fe²⁺₂Al₄[B₂Si₈O₃₀](OH)₂	7.3	5.5	1	76287	260
Baryte ()*	Baryte	Ba(SO₄)	7.3	5.5	1	76290	11547
Berthierine ()*	Clay Serpentine	(Fe²⁺,Fe³⁺,Al)₃(Si,Al)₂O₅(OH)₄	7.3	5.5	1	76287	59
Beudantite ()*	Alunite	PbFe³⁺₃(AsO₄)(SO₄)(OH)₆	7.3	5.5	1	76288	413
Bindheimite ()*	Pyrochlore	Pb₂Sb⁵⁺₂O₇	7.3	5.5	2	76287,76288	450
Boulangerite ()*	None	Pb₅Sb₄S₁₁	7.3	5.5	2	76287,76288	843
Bournonite ()*	Bournonite	CuPbSbS₃	7.3	5.5	2	76288,76291	1089
Bustamite ()*	Wollastonite	Mn₂Ca₂MnCa(Si₃O₉)₂	7.3	5.5	2	76287,76288	101
Calcite ()*	Calcite	Ca(CO₃)	7.3	5.5	4	76287,76290,76294,76295	27770
Cerussite ()*	Aragonite	Pb(CO₃)	7.3	5.5	1	76287	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	7.3	5.5	2	76287,76288	27198
Chlorapatite ()*	Apatite	Ca₅(PO₄)₃Cl	7.3	5.5	1	76294	203
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	7.3	5.5	1	76288	3531
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	7.3	5.5	1	76287	1025
Clintonite ()*	Mica Clay	CaAlMg₂(SiAl₃O₁₀)(OH)₂	7.3	5.5	3	76287,76290,76293	86
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	7.3	5.5	2	76287,76293	498
Diopside ()*	Pyroxene	CaMgSi₂O₆	7.3	5.5	2	76287,76297	4135
Dolomite ()*	None	CaMg(CO₃)₂	7.3	5.5	1	76288	9895
Dravite ()*	Tourmaline	NaMg₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)			1	76297	648
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	7.3	5.5	1	76287	8173
Eulytine ()*	None	Bi₄(SiO₄)₃	7.3	5.5	1	76287	72
Fluorellestadite ()*	Apatite	Ca₅(SiO₄)_1.5(SO₄)_1.5F	7.3	5.5	1	76289	33
Freibergite ()*	Tetrahedrite	Ag₆[Cu₄Fe₂]Sb₄S₁₂	7.3	5.5	1	76288	663
Galena ()*	Rocksalt	PbS	7.3	5.5	2	76287,76288	24243
Gold ()*	Copper	Au	7.3	5.5	2	76287,76288	30554
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	7.3	5.5	2	76287,76290	1544
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆	7.3	5.5	2	76287,76288	741
Hematite ()*	Corundum	Fe₂O₃	7.3	5.5	2	76287,76290	14640
Hisingerite ()*	Kaolinite Clay	Fe₂Si₂O₅(OH)₄·2H₂O	7.3	5.5	1	76287	144
Hydroxylellestadite ()*	Apatite	Ca₅(SiO₄)_1.5(SO₄)_1.5OH	7.3	5.5	3	76287,76288,76289	22
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	7.3	5.5	1	76287	5433
Ilvaite ()*	Ilvaite	CaFe³⁺Fe²⁺₂O(Si₂O₇)(OH)	7.3	5.5	2	76287,76288	197
Jamesonite ()*	None	Pb₄FeSb₆S₁₄	7.3	5.5	2	76288,76292	784
Johannsenite ()*	Pyroxene	CaMnSi₂O₆	7.3	5.5	1	76287	73
Kaňkite ()*	Kaňkite	Fe³⁺(AsO₄)·3.5H₂O	7.3	5.5	1	76287	38
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	7.3	5.5	4	76287,76288,76295,76297	14899
Marialite ()*	Scapolite	Na₄Al₃Si₉O₂₄Cl	7.3	5.5	1	76287	139
Mimetite ()*	Apatite	Pb₅(AsO₄)₃Cl	7.3	5.5	1	76288	1107
Nsutite ()*	Ramsdellite	Mn²⁺_xMn⁴⁺_1-xO_2-2x(OH)_2x	7.3	5.5	1	76287	121
Pyrite ()*	Pyrite	FeS₂	7.3	5.5	3	76287,76288,76292	39462
Pyromorphite ()*	Apatite	Pb₅(PO₄)₃Cl	7.3	5.5	1	76287	1725
Pyrrhotite ()*	Nickeline	Fe₇S₈	7.3	5.5	2	76287,76288	9056
Quartz ()*	Quartz	SiO₂	7.3	5.5	4	76287,76288,76290,76295	61156
Ranciéite ()*	None	(Ca,Mn²⁺)_0.2(Mn⁴⁺,Mn³⁺)O₂·0.6H₂O	7.3	5.5	1	76287	177
Rhodochrosite ()*	Calcite	Mn(CO₃)	7.3	5.5	1	76288	1711
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)	7.3	5.5	1	76287	969
Semseyite ()*	None	Pb₉Sb₈S₂₁	7.3	5.5	2	76287,76288	165
Serpierite ()*	Devilline	Ca(Cu,Zn)₄(SO₄)₂(OH)₆·3H₂O	7.3	5.5	1	76288	292
Siderite ()*	Calcite	Fe(CO₃)	7.3	5.5	2	76287,76288	6417
Smithsonite ()*	Calcite	Zn(CO₃)	7.3	5.5	1	76288	2473
Sphalerite ()*	Sphalerite	ZnS	7.3	5.5	3	76287,76288,76292	21482
Spinel ()*	Spinel	MgAl₂O₄	7.3	5.5	2	76287,76293	1934
Szaibélyite ()*	None	MgBO₂(OH)	7.3	5.5	1	76287	87
Tephroite ()*	Olivine	Mn²⁺₂(SiO₄)	7.3	5.5	1	76287	240
Theisite ()*	None	Cu₅Zn₅(AsO₄)₂(OH)₁₄	7.3	5.5	1	76287	58
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	7.3	5.5	4	76287,76289,76290,76294	1395
Wollastonite ()*	Wollastonite	CaSiO₃	7.3	5.5	1	76287	1247
Wulfenite ()*	Scheelite	PbMoO₄	7.3	5.5	1	76288	1655
Zinkenite ()*	Zinkenite	Pb₉Sb₂₂S₄₂	7.3	5.5	2	76287,76288	228

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
	sedznpb-00276	7.3	5.5	7.3–5.5											2177	Chichibu Mining District (Chichibu Mine), Nakatsugawa, Ohtaki-mura, Chichibu City, Saitama, Japan	Chichibu	Singer et al. (2009)		USGSOFR2009-1252

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...