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:
Yoichi Mine, Shakotan Peninsula, Shiribeshi Subprefecture, Hokkaidō, Japan

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

mindat Locality ID: 53564
mindat URL: http://www.mindat.org/loc-53564.html

Tectonic Settings:

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

Latitude: 43°13'0"N
Longitude: 140°42'0"E
Decimal Degree (lat, lon): 43.216666666667,140.7

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.

Baryte	Chalcopyrite	Coronadite	Corundum	None	Pyrite	Rocksalt	Sphalerite

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: Ba Cu Fe K Mn O Pb S Zn

Elements from minerals reported directly at this locality: Ba Cu Fe K Mn O Pb S Zn

Structural Groups for minerals in this locality:
Baryte Chalcopyrite Coronadite Corundum None Pyrite Rocksalt Sphalerite

9 IMA Minerals at location:

Baryte ()*	Bornite ()*	Chalcocite ()*	Chalcopyrite ()*	Cryptomelane ()*
Galena ()*	Hematite ()*	Pyrite ()*	Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Baryte ()*	Baryte	Ba(SO₄)	23	5.3	11547
Bornite ()*	None	Cu₅FeS₄	23	5.3	5516
Chalcocite ()*	None	Cu₂S	23	5.3	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	23	5.3	27198
Cryptomelane ()*	Coronadite	K(Mn⁴⁺₇Mn³⁺)O₁₆	23	5.3	599
Galena ()*	Rocksalt	PbS	23	5.3	24243
Hematite ()*	Corundum	Fe₂O₃	23	5.3	14640
Pyrite ()*	Pyrite	FeS₂	23	5.3	39462
Sphalerite ()*	Sphalerite	ZnS	23	5.3	21482

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											53564	Yoichi Mine, Shakotan Peninsula, Shiribeshi Subprefecture, Hokkaidō, Japan	Yoichi	Moiser et al. (2009)		USGSOFR2009-1034

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...