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:
Inakuraishi Mine, Furubira, Shakotan Peninsula, Shiribeshi Subprefecture, Hokkaidō, Japan

Oldest recorded age at locality: 23
Youngest recorded age at locality: 5.3

mindat Locality ID: 25076
mindat URL: http://www.mindat.org/loc-25076.html

Tectonic Settings:

Total number of sublocalities beneath "Inakuraishi Mine, Furubira, Shakotan Peninsula, Shiribeshi Subprefecture, Hokkaidō, Japan": 0
Total number of bottom-level sublocalities: 0

Latitude: 43°9'0"N
Longitude: 140°38'0"E
Decimal Degree (lat, lon): 43.15,140.63333333333

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.

Acanthite	Arsenopyrite	Baryte	Calcite	Chalcanthite	Chalcopyrite	Lillianite	None	Pyrite	Quartz
Rocksalt	Sphalerite	Starkeyite	Stibnite	Tetrahedrite

Acanthite ()*	Alabandite ()*	Arsenopyrite ()*	Baryte ()*	Calcite ()*
Chalcopyrite ()*	Galena ()*	Ilesite ()*	Inesite ()*	Jôkokuite ()*
Pyrite ()*	Quartz ()*	Rhodochrosite ()*	Sphalerite ()*	Stibnite ()*
Tetrahedrite-(Zn) ()*	Uchucchacuaite ()*

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 As Ba C Ca Cu Fe H Mn O Pb S Sb Si Zn

Elements from minerals reported directly at this locality: Ag As Ba C Ca Cu Fe H Mn O Pb S Sb Si Zn

Structural Groups for minerals in this locality:
Acanthite Arsenopyrite Baryte Calcite Chalcanthite Chalcopyrite Lillianite None Pyrite Quartz
Rocksalt Sphalerite Starkeyite Stibnite Tetrahedrite

17 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S	23	5.3	2793
Alabandite ()*	Rocksalt	MnS	23	5.3	312
Arsenopyrite ()*	Arsenopyrite	FeAsS	23	5.3	9052
Baryte ()*	Baryte	Ba(SO₄)	23	5.3	11547
Calcite ()*	Calcite	Ca(CO₃)	23	5.3	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	23	5.3	27198
Galena ()*	Rocksalt	PbS	23	5.3	24243
Ilesite ()*	Starkeyite	Mn²⁺(SO₄)·4H₂O	23	5.3	9
Inesite ()*	None	Ca₂Mn²⁺₇Si₁₀O₂₈(OH)₂·5H₂O	23	5.3	50
Jôkokuite ()*	Chalcanthite	Mn²⁺(SO₄)·5H₂O	23	5.3	7
Pyrite ()*	Pyrite	FeS₂	23	5.3	39462
Quartz ()*	Quartz	SiO₂	23	5.3	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	23	5.3	1711
Sphalerite ()*	Sphalerite	ZnS	23	5.3	21482
Stibnite ()*	Stibnite	Sb₂S₃	23	5.3	3418
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	23	5.3	5317
Uchucchacuaite ()*	Lillianite	AgMnPb₃Sb₅S₁₂	23	5.3	5

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
	vms-00580	23	5.3	Miocene							Yes				53564	Yoichi Mine, Shakotan Peninsula, Shiribeshi Subprefecture, Hokkaidō, Japan	Yoichi	Moiser et al. (2009)		USGSOFR2009-1034

Sample	Source Locality	Reference URL
R070760	Inakuraishi Mine, Furubira, Shakotan Peninsula, Shiribeshi Subprefecture, Hokkaidō, Japan	https://rruff.info/R070760

All locality data graciously provided by mindat.org

All age data...