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:
Hirakawa City, Aomori, Japan

Oldest recorded age at locality: 11.7
Youngest recorded age at locality: 11.7

mindat Locality ID: 262676
mindat URL: http://www.mindat.org/loc-262676.html

Tectonic Settings:

Total number of sublocalities beneath "Hirakawa City, Aomori, Japan": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Nurukawa Mine

Latitude: 40°30'11"N
Longitude: 140°47'20"E
Decimal Degree (lat, lon): 40.503055555556,140.78888888889

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	Copper	None	Pyrite	Rocksalt	Sphalerite	Tetrahedrite

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 Au Ba Cu Fe O Pb S Sb Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Baryte Chalcopyrite Copper None Pyrite Rocksalt Sphalerite Tetrahedrite

8 IMA Minerals at location:

Baryte ()*	Chalcopyrite ()*	Galena ()*	Gold ()*	Pyrite ()*
Silver ()*	Sphalerite ()*	Tetrahedrite-(Zn) ()*

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
Baryte ()*	Baryte	Ba(SO₄)	11.7	11.7	1	73988	11547
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	11.7	11.7	1	73988	27198
Galena ()*	Rocksalt	PbS	11.7	11.7	1	73988	24243
Gold ()*	Copper	Au	11.7	11.7	1	73988	30554
Pyrite ()*	Pyrite	FeS₂	11.7	11.7	1	73988	39462
Silver ()*	Copper	Ag	11.7	11.7	1	73988	5186
Sphalerite ()*	Sphalerite	ZnS	11.7	11.7	1	73988	21482
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	11.7	11.7	1	73988	5317

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-00556	11.7	11.7	Middle Miocene										S	69520	Nurukawa Mine, Hirakawa City, Aomori, Japan	Nurukawa	Moiser et al. (2009)		USGSOFR2009_1034

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...