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:
Kanuma City, Tochigi, Japan

Oldest recorded age at locality: 63.5
Youngest recorded age at locality: 22.3

mindat Locality ID: 143339
mindat URL: http://www.mindat.org/loc-143339.html

Tectonic Settings:

Total number of sublocalities beneath "Kanuma City, Tochigi, Japan": 19
Total number of bottom-level sublocalities: 17

Number of Child Localities: 12
Child Localities:
Awano
Dohnoiri Mine
Fukaiwa
Hikida Mine
Itaka
Kaminanma
Kanoiri Mine
Karasawa Mine
Kaso Mine
Kusagyu
Taikyu Mine
Takanosu Mine

Latitude: 36°36'15"N
Longitude: 139°37'59"E
Decimal Degree (lat, lon): 36.604166666667,139.63305555556

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	Amphibole	Andalusite	Apatite	Arsenic	Axinite	Baryte	Beryl	Braunite	Brucite
Calcite	Cancrinite-sodalite	Chalcopyrite	Chlorite	Clay	Cobaltite	Columbite	Coronadite	Corundum	Feldspar
Feroxyhyte	Fluorite	Garnet	Gypsum	Humite	Kaolinite	Melanterite	Molybdenite	Nickeline	None
Not in a structural group	Olivine	Pyrite	Pyrosmalite	Pyroxene	Quartz	Ramsdellite	Rhodonite	Rocksalt	Rutile
Scheelite	Serpentine	Sodalite	Sphalerite	Spinel	Stilbite	Tourmaline	Wollastonite

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 As B Ba Be Bi C Ca Cl Co Cu F Fe H K Mg Mn Mo Na Ni O P Pb S Si Sr Ti U W Zn

Elements from minerals reported directly at this locality: Al H O Si

Structural Groups for minerals in this locality:
Allophane Amphibole Andalusite Apatite Arsenic Axinite Baryte Beryl Braunite Brucite
Calcite Cancrinite-sodalite Chalcopyrite Chlorite Clay Cobaltite Columbite Coronadite Corundum Feldspar
Feroxyhyte Fluorite Garnet Gypsum Humite Kaolinite Melanterite Molybdenite Nickeline None
Not in a structural group Olivine Pyrite Pyrosmalite Pyroxene Quartz Ramsdellite Rhodonite Rocksalt Rutile
Scheelite Serpentine Sodalite Sphalerite Spinel Stilbite Tourmaline Wollastonite

75 IMA Minerals at location:

Akhtenskite ()*	Alabandite ()*	Alleghanyite ()*	Allophane ()*	Almandine ()*
Andalusite ()*	Axinite-(Mn) ()*	Baryte ()*	Birnessite ()*	Bismuth ()*
Braunite ()*	Bustamite ()*	Calcite ()*	Caryopilite ()*	Celsian ()*
Chalcopyrite ()*	Cobaltite ()*	Cordierite ()*	Cryptomelane ()*	Dravite ()*
Feitknechtite ()*	Fluorapatite ()*	Galaxite ()*	Galena ()*	Glaucochroite ()*
Graphite ()*	Gypsum ()*	Hausmannite ()*	Hedenbergite ()*	Helvine ()*
Hematite ()*	Hübnerite ()*	Ilmenite ()*	Imogolite ()*	Jacobsite ()*
Jimboite ()*	Kaolinite ()*	Laumontite ()*	Magnetite ()*	Manganosite ()*
Melanterite ()*	Molybdenite ()*	Natronambulite ()*	Neotocite ()*	Nsutite ()*
Orthoclase ()*	Gersdorffite-Pa3 ()*	Pennantite ()*	Proto-ferro-suenoite ()*	Pyrite ()*
Pyrochroite ()*	Pyrolusite ()*	Pyrophanite ()*	Pyrosmalite-(Fe) ()*	Pyrosmalite-(Mn) ()*
Pyroxmangite ()*	Pyrrhotite ()*	Quartz ()*	Rhodochrosite ()*	Rhodonite ()*
Ribbeite ()*	Scheelite ()*	Siderite ()*	Siegenite ()*	Sillimanite ()*
Sonolite ()*	Spessartine ()*	Sphalerite ()*	Stilbite-Ca ()*	Sussexite ()*
Tephroite ()*	Todorokite ()*	Tremolite ()*	Uraninite ()*	Wiserite ()*

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
Akhtenskite ()*	Feroxyhyte	MnO₂	63.5	22.3	1	76550	5
Alabandite ()*	Rocksalt	MnS	63.5	22.3	2	76550,76553	312
Alleghanyite ()*	Humite	Mn²⁺₅(SiO₄)₂(OH)₂	63.5	22.3	1	76550	77
Allophane ()*	Allophane	Al₂O₃(SiO₂)_1.3-2.0·2.5-3.0H₂O	63.5	22.3	0		470
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	63.5	22.3	1	76550	2353
Andalusite ()*	Andalusite	Al₂SiO₅	63.5	22.3	1	76546	1310
Axinite-(Mn) ()*	Axinite	Ca₄Mn²⁺₂Al₄[B₂Si₈O₃₀](OH)₂	63.5	22.3	1	76553	88
Baryte ()*	Baryte	Ba(SO₄)	63.5	22.3	1	76550	11547
Birnessite ()*	None	(Na,Ca,K)_0.6(Mn⁴⁺,Mn³⁺)₂O₄·1.5H₂O	63.5	22.3	1	76547	178
Bismuth ()*	Arsenic	Bi	63.5	22.3	1	76549	1966
Braunite ()*	Braunite	Mn²⁺Mn³⁺₆O₈(SiO₄)	63.5	22.3	3	76539,76542,76550	483
Bustamite ()*	Wollastonite	Mn₂Ca₂MnCa(Si₃O₉)₂	63.5	22.3	1	76548	101
Calcite ()*	Calcite	Ca(CO₃)	63.5	22.3	1	76550	27770
Caryopilite ()*	Clay Serpentine	Mn²⁺₃Si₂O₅(OH)₄	63.5	22.3	1	76550	83
Celsian ()*	Feldspar	Ba(Al₂Si₂O₈)	63.5	22.3	1	76550	100
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	63.5	22.3	3	76540,76550,76553	27198
Cobaltite ()*	Cobaltite	CoAsS	63.5	22.3	2	76540,76541	966
Cordierite ()*	Beryl	Mg₂Al₄Si₅O₁₈	63.5	22.3	1	76550	1008
Cryptomelane ()*	Coronadite	K(Mn⁴⁺₇Mn³⁺)O₁₆	63.5	22.3	2	76547,76550	599
Dravite ()*	Tourmaline	NaMg₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	63.5	22.3	1	76550	648
Feitknechtite ()*	None	Mn³⁺O(OH)	63.5	22.3	1	76550	19
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	63.5	22.3	1	76540	2740
Galaxite ()*	Spinel	Mn²⁺Al₂O₄	63.5	22.3	1	76550	43
Galena ()*	Rocksalt	PbS	63.5	22.3	3	76540,76550,76553	24243
Glaucochroite ()*	Olivine	CaMn²⁺(SiO₄)	63.5	22.3	1	76548	7
Graphite ()*	None	C	63.5	22.3	1	76550	2812
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	63.5	22.3	1	76550	6890
Hausmannite ()*	Spinel	Mn²⁺Mn³⁺₂O₄	63.5	22.3	1	76550	350
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆	63.5	22.3	1	76548	741
Helvine ()*	Sodalite Cancrinite-sodalite	Be₃Mn²⁺₄(SiO₄)₃S	63.5	22.3	1	76550	237
Hematite ()*	Corundum	Fe₂O₃	63.5	22.3	1	76542	14640
Hübnerite ()*	Columbite	Mn²⁺(WO₄)	63.5	22.3	2	76540,76550	469
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	63.5	22.3	1	76540	5433
Imogolite ()*	Allophane	Al₂SiO₃(OH)₄	63.5	22.3	1	76543	7
Jacobsite ()*	Spinel	Mn²⁺Fe³⁺₂O₄	63.5	22.3	1	76550	172
Jimboite ()*	None	Mn²⁺₃(BO₃)₂	63.5	22.3	1	76550	3
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	63.5	22.3	1	76544	5591
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	63.5	22.3	1	76540	1271
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	63.5	22.3	1	76550	14899
Manganosite ()*	Rocksalt	MnO	63.5	22.3	1	76550	73
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	63.5	22.3	1	76550	915
Molybdenite ()*	Molybdenite	MoS₂	63.5	22.3	2	76550,76552	5800
Natronambulite ()*	Rhodonite	NaMn²⁺₄Si₅O₁₄(OH)	63.5	22.3	1	76542	7
Neotocite ()*	Allophane	(Mn,Fe)SiO₃·H₂O (?)	63.5	22.3	1	76550	186
Nsutite ()*	Ramsdellite	Mn²⁺_xMn⁴⁺_1-xO_2-2x(OH)_2x	63.5	22.3	2	76547,76550	121
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	63.5	22.3	1	76550	2349
Gersdorffite-Pa3 ()*	Pyrite	NiAsS	63.5	22.3	1	76540	767
Pennantite ()*	Chlorite Clay	Mn²⁺₅Al(Si₃Al)O₁₀(OH)₈	63.5	22.3	1	76550	25
Proto-ferro-suenoite ()*	Amphibole	Mn²⁺₂Fe²⁺₅Si₈O₂₂(OH)₂	63.5	22.3	2	76540,76541	3
Pyrite ()*	Pyrite	FeS₂	63.5	22.3	3	76542,76550,76553	39462
Pyrochroite ()*	Brucite	Mn²⁺(OH)₂	63.5	22.3	1	76550	56
Pyrolusite ()*	Rutile	MnO₂	63.5	22.3	3	76537,76550,76553	3106
Pyrophanite ()*	Corundum	Mn²⁺TiO₃	63.5	22.3	3	76540,76541,76550	244
Pyrosmalite-(Fe) ()*	Pyrosmalite Clay	Fe²⁺₈Si₆O₁₅(OH)₁₀	63.5	22.3	1	76540	38
Pyrosmalite-(Mn) ()*	Pyrosmalite Clay	Mn²⁺₈Si₆O₁₅(OH,Cl)₁₀	63.5	22.3	2	76540,76553	25
Pyroxmangite ()*	None	Mn²⁺SiO₃	63.5	22.3	3	76540,76541,76550	147
Pyrrhotite ()*	Nickeline	Fe₇S₈	63.5	22.3	2	76540,76550	9056
Quartz ()*	Quartz	SiO₂	63.5	22.3	5	76539,76540,76542,76549,76550	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	63.5	22.3	4	76540,76542,76550,76553	1711
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)	63.5	22.3	6	76540,76541,76542,76546,76550,76553	969
Ribbeite ()*	Humite	Mn²⁺₅(SiO₄)₂(OH)₂	63.5	22.3	1	76550	13
Scheelite ()*	Scheelite	Ca(WO₄)	63.5	22.3	1	76552	4894
Siderite ()*	Calcite	Fe(CO₃)	63.5	22.3	1	76544	6417
Siegenite ()*	Spinel	CoNi₂S₄	63.5	22.3	1	76546	249
Sillimanite ()*	Not in a structural group	Al₂SiO₅	63.5	22.3	1	76546	1516
Sonolite ()*	Humite	Mn²⁺₉(SiO₄)₄(OH)₂	63.5	22.3	1	76550	50
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃	63.5	22.3	4	76540,76546,76550,76553	1214
Sphalerite ()*	Sphalerite	ZnS	63.5	22.3	2	76550,76553	21482
Stilbite-Ca ()*	Stilbite	NaCa₄(Si₂₇Al₉)O₇₂·28H₂O	63.5	22.3	1	76551	268
Sussexite ()*	None	Mn²⁺BO₂(OH)	63.5	22.3	1	76550	25
Tephroite ()*	Olivine	Mn²⁺₂(SiO₄)	63.5	22.3	4	76541,76548,76550,76553	240
Todorokite ()*	None	(Na,Ca,K,Ba,Sr)_1-x(Mn,Mg,Al)₆O₁₂·3-4H₂O	63.5	22.3	1	76550	433
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	63.5	22.3	1	76550	2562
Uraninite ()*	Fluorite	UO₂	63.5	22.3	1	76550	2718
Wiserite ()*	None	Mn²⁺₁₄(B₂O₅)₄(OH)₈·(Si,Mg)(O,OH)₄Cl	63.5	22.3	1	76550	15

2 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-00336	63.5	54.3	58.9±4.6	Re-Os			molybdenite	Owashi (Ow)			Molybdenite		Mo	143339	Kanuma City, Tochigi, Japan	Kanuma, Tochigi	Suzuki et al. (1996)	10.1016/0016-7037(96)00164-0	GCA60_3151
	Mo-00337	32.7	22.3	27.5±5.2	Re-Os			molybdenite	Owashi (Ow)			Molybdenite		Mo	143339	Kanuma City, Tochigi, Japan	Kanuma, Tochigi	Suzuki et al. (1996)	10.1016/0016-7037(96)00164-0	GCA60_3151

Sample	Source Locality	Reference URL
FKM-190	Nippyo Mine (Yokoneyama), Awano, Kanuma City, Tochigi, Japan	https://www.rockptx.com/fkm-176-to-fkm-200/#FKM-190
R061000	Nippyo Mine (Yokoneyama), Awano, Kanuma City, Tochigi, Japan	https://rruff.info/R061000
R060999	Nippyo Mine (Yokoneyama), Awano, Kanuma City, Tochigi, Japan	https://rruff.info/R060999

All locality data graciously provided by mindat.org

All age data...