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:
Kyohwa, Akita, Japan

mindat Locality ID: 281315
mindat URL: http://www.mindat.org/loc-281315.html

Tectonic Settings:

Total number of sublocalities beneath "Kyohwa, Akita, Japan": 4
Total number of bottom-level sublocalities: 3

Number of Child Localities: 2
Child Localities:
Arakawa Mine
Miyatamata Mine

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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	Aragonite	Baryte	Brochantite	Calcite	Chalcopyrite	Chlorite	Clay	Clinozoisite	Copper
Corundum	Covellite	Cyanotrichite	Epidote	Linarite	Malachite	Marcasite	None	Not in a structural group	Pyrite
Quartz	Rocksalt	Sphalerite	Veszelyite

Aragonite ()*	Baryte ()*	Brochantite ()*	Calcite ()*	Chalcopyrite ()*
Chamosite ()*	Chrysocolla ()*	Copper ()*	Covellite ()*	Cuprite ()*
Cyanotrichite ()*	Epidote ()*	Galena ()*	Hematite ()*	Linarite ()*
Malachite ()*	Marcasite ()*	Pyrite ()*	Quartz ()*	Sphalerite ()*
Veszelyite ()*

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 Ba C Ca Cu Fe H Mg O P Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Aragonite Baryte Brochantite Calcite Chalcopyrite Chlorite Clay Clinozoisite Copper
Corundum Covellite Cyanotrichite Epidote Linarite Malachite Marcasite None Not in a structural group Pyrite
Quartz Rocksalt Sphalerite Veszelyite

21 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Aragonite ()*	Aragonite	Ca(CO₃)	1	73887	3250
Baryte ()*	Baryte	Ba(SO₄)	1	73887	11547
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	1	73887	1633
Calcite ()*	Calcite	Ca(CO₃)	1	73887	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	3	73887,73889,73890	27198
Chamosite ()*	Chlorite Clay	(Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈	1	73887	577
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	1	73887	3531
Copper ()*	Copper	Cu	1	73887	3846
Covellite ()*	Covellite	CuS	1	73887	4165
Cuprite ()*	Not in a structural group	Cu₂O	1	73887	2970
Cyanotrichite ()*	Cyanotrichite	Cu₄Al₂(SO₄)(OH)₁₂(H₂O)₂	1	73887	179
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	73887	8173
Galena ()*	Rocksalt	PbS	3	73887,73888,73890	24243
Hematite ()*	Corundum	Fe₂O₃	2	73887,73889	14640
Linarite ()*	Linarite	CuPb(SO₄)(OH)₂	1	73887	987
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	73887	12537
Marcasite ()*	Marcasite	FeS₂	1	73889	5674
Pyrite ()*	Pyrite	FeS₂	4	73887,73888,73889,73890	39462
Quartz ()*	Quartz	SiO₂	3	73887,73888,73889	61156
Sphalerite ()*	Sphalerite	ZnS	3	73887,73888,73890	21482
Veszelyite ()*	Veszelyite	(Cu,Zn)₂Zn(PO₄)(OH)₃·2H₂O	1	73887	20

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...