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:
Tochibora Deposit, Kamioka Mine, Hida City, Gifu, Japan

Oldest recorded age at locality: 100
Youngest recorded age at locality: 23

mindat Locality ID: 185466
mindat URL: http://www.mindat.org/loc-185466.html

Tectonic Settings:

Total number of sublocalities beneath "Tochibora Deposit, Kamioka Mine, Hida City, Gifu, Japan": 0
Total number of bottom-level sublocalities: 0

Latitude: 36°21'22"N
Longitude: 137°18'59"E
Decimal Degree (lat, lon): 36.356111111111,137.31638888889

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.

Apatite	Arsenic	Calcite	Clay	Copper	Corundum	Fluorite	Ilvaite	Molybdenite	Nolanite
None	Not in a structural group	Palygorskite	Polybasite	Prehnite	Pyroxene	Quartz	Rocksalt	Scheelite	Sphalerite
Titanite	Wurtzite

Arsenic ()*	Calcite ()*	Fluorite ()*	Galena ()*	Gold ()*
Graphite ()*	Greenockite ()*	Hedenbergite ()*	Hemimorphite ()*	Ilmenite ()*
Ilvaite ()*	Kamiokite ()*	Molybdenite ()*	Palygorskite ()*	Polybasite ()*
Prehnite ()*	Pyromorphite ()*	Quartz ()*	Scheelite ()*	Silver ()*
Smythite ()*	Sphalerite ()*	Titanite ()*

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 C Ca Cd Cl Cu F Fe H Mg Mo Ni O P Pb S Sb Si Ti W Zn

Elements from minerals reported directly at this locality: Ag Al As Au C Ca Cd Cl Cu F Fe H Mg Mo Ni O P Pb S Sb Si Ti W Zn

Structural Groups for minerals in this locality:
Apatite Arsenic Calcite Clay Copper Corundum Fluorite Ilvaite Molybdenite Nolanite
None Not in a structural group Palygorskite Polybasite Prehnite Pyroxene Quartz Rocksalt Scheelite Sphalerite
Titanite Wurtzite

23 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Arsenic ()*	Arsenic	As	100	61.5	379
Calcite ()*	Calcite	Ca(CO₃)	100	61.5	27770
Fluorite ()*	Fluorite	CaF₂	100	61.5	9617
Galena ()*	Rocksalt	PbS	100	61.5	24243
Gold ()*	Copper	Au	100	61.5	30554
Graphite ()*	None	C	100	61.5	2812
Greenockite ()*	Wurtzite	CdS	100	61.5	717
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆	100	61.5	741
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O	100	61.5	1689
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	100	61.5	5433
Ilvaite ()*	Ilvaite	CaFe³⁺Fe²⁺₂O(Si₂O₇)(OH)	100	61.5	197
Kamiokite ()*	Nolanite	Fe²⁺₂Mo⁴⁺₃O₈	100	61.5	8
Molybdenite ()*	Molybdenite	MoS₂	100	61.5	5800
Palygorskite ()*	Palygorskite Clay	(Mg,Al)₂Si₄O₁₀(OH)·4H₂O	100	61.5	306
Polybasite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(Sb,As)₂S₇]	100	61.5	716
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	100	61.5	1898
Pyromorphite ()*	Apatite	Pb₅(PO₄)₃Cl	100	61.5	1725
Quartz ()*	Quartz	SiO₂	100	61.5	61156
Scheelite ()*	Scheelite	Ca(WO₄)	100	61.5	4894
Silver ()*	Copper	Ag	100	61.5	5186
Smythite ()*	None	(Fe,Ni)_3+xS₄ (x ≈ 0-0.3)	100	61.5	77
Sphalerite ()*	Sphalerite	ZnS	100	61.5	21482
Titanite ()*	Titanite	CaTi(SiO₄)O	100	61.5	4899

3 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	Sample Num	Age from other Locality	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
Kristen001956	59.5	54.9	57.2±2.3	K-Ar	k-feldspar	71KO-28	Yes			2199	Kamioka Mine, Hida City, Gifu, Japan	Kamioka	Shibata and Ishihara (1974)	10.2113/gsecongeo.69.8.1207	EG69_1207
sedznpb-00278	100	23	Late Cretaceous–Paleogene?				Yes			2199	Kamioka Mine, Hida City, Gifu, Japan	Kamioka	Singer et al. (2009)		USGSOFR2009-1252
Mo-00385	100	61.5		Rb-Sr, K-Ar				Kamiokite, Molybdenite	Mo	185466	Tochibora Deposit, Kamioka Mine, Hida City, Gifu, Japan		Kato (1999); Murakami and Nakano (1999)

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...