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:
Shiromaru Mine (Hakumaru Mine), Okutama-cho, Nishitama District, Tokyo, Japan

mindat Locality ID: 7034
mindat URL: http://www.mindat.org/loc-7034.html

Tectonic Settings:

Total number of sublocalities beneath "Shiromaru Mine (Hakumaru Mine), Okutama-cho, Nishitama District, Tokyo, Japan": 0
Total number of bottom-level sublocalities: 0

Latitude: 35°48'37"N
Longitude: 139°7'24"E
Decimal Degree (lat, lon): 35.810277777778,139.12333333333

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.

Analcime	Aragonite	Axinite	Baryte	Benitoite	Brackebuschite	Braunite	Calcite	Clay	Clinozoisite
Copper	Coronadite	Corundum	Edingtonite	Epidote	Feldspar	Gadolinite	Garnet	Harmotome	Humite
None	Not in a structural group	Olivine	Pectolite	Pyroxene	Quartz	Rhodonite

Aegirine ()*	Albite ()*	Alleghanyite ()*	Analcime ()*	Andradite ()*
Axinite-(Mn) ()*	Banalsite ()*	Baryte ()*	Benitoite ()*	Birnessite ()*
Braunite ()*	Calcite ()*	Celsian ()*	Copper ()*	Cryptomelane ()*
Cuprite ()*	Cymrite ()*	Datolite ()*	Edingtonite ()*	Eggletonite ()*
Epidote-(Sr) ()*	Gamagarite ()*	Ganophyllite ()*	Grossular ()*	Harmotome ()*
Hematite ()*	Marsturite ()*	Orthoclase ()*	Piemontite-(Sr) ()*	Quartz ()*
Rhodochrosite ()*	Rhodonite ()*	Serandite ()*	Strontianite ()*	Tamaite ()*
Tephroite ()*	Tinzenite ()*	Tokyoite ()*	Wiserite ()*

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 B Ba C Ca Cl Cu Fe H K Mg Mn Na O S Si Sr Ti V

Elements from minerals reported directly at this locality: Al B Ba C Ca Cl Cu Fe H K Mg Mn Na O S Si Sr Ti V

Structural Groups for minerals in this locality:
Analcime Aragonite Axinite Baryte Benitoite Brackebuschite Braunite Calcite Clay Clinozoisite
Copper Coronadite Corundum Edingtonite Epidote Feldspar Gadolinite Garnet Harmotome Humite
None Not in a structural group Olivine Pectolite Pyroxene Quartz Rhodonite

39 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	1022
Albite ()*	Feldspar	Na(AlSi₃O₈)	8803
Alleghanyite ()*	Humite	Mn²⁺₅(SiO₄)₂(OH)₂	77
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1627
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	1534
Axinite-(Mn) ()*	Axinite	Ca₄Mn²⁺₂Al₄[B₂Si₈O₃₀](OH)₂	88
Banalsite ()*	None	Na₂BaAl₄Si₄O₁₆	22
Baryte ()*	Baryte	Ba(SO₄)	11547
Benitoite ()*	Benitoite	BaTiSi₃O₉	20
Birnessite ()*	None	(Na,Ca,K)_0.6(Mn⁴⁺,Mn³⁺)₂O₄·1.5H₂O	178
Braunite ()*	Braunite	Mn²⁺Mn³⁺₆O₈(SiO₄)	483
Calcite ()*	Calcite	Ca(CO₃)	27770
Celsian ()*	Feldspar	Ba(Al₂Si₂O₈)	100
Copper ()*	Copper	Cu	3846
Cryptomelane ()*	Coronadite	K(Mn⁴⁺₇Mn³⁺)O₁₆	599
Cuprite ()*	Not in a structural group	Cu₂O	2970
Cymrite ()*	None	Ba(Si,Al)₄(O,OH)₈·H₂O	46
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	498
Edingtonite ()*	Edingtonite	Ba(Si₃Al₂)O₁₀·4H₂O	26
Eggletonite ()*	Clay	(Na,K,Ca)_xMn₆(Si,Al)₁₀O₂₄(OH)₄·nH₂O (x = 1-2; n = 7-11)	3
Epidote-(Sr) ()*	Epidote	CaSr(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	8
Gamagarite ()*	Brackebuschite	Ba₂Fe³⁺(VO₄)₂(OH)	10
Ganophyllite ()*	Clay	(K,Na)_xMn²⁺₆(Si,Al)₁₀O₂₄(OH)₄·nH₂O (x = 1-2; n = 7-11)	45
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	1544
Harmotome ()*	Harmotome	Ba₂(Si₁₂Al₄)O₃₂·12H₂O	290
Hematite ()*	Corundum	Fe₂O₃	14640
Marsturite ()*	Rhodonite	NaCaMn²⁺₃Si₅O₁₄(OH)	5
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	2349
Piemontite-(Sr) ()*	Clinozoisite Epidote	CaSr(Al₂Mn³⁺)[Si₂O₇][SiO₄]O(OH)	12
Quartz ()*	Quartz	SiO₂	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	1711
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)	969
Serandite ()*	Pectolite	NaMn²⁺₂Si₃O₈(OH)	38
Strontianite ()*	Aragonite	Sr(CO₃)	589
Tamaite ()*	None	(Ca,K,Na)_xMn₆(Si,Al)₁₀O₂₄(OH)₄·nH₂O (x = 1-2; n = 7-11)	2
Tephroite ()*	Olivine	Mn²⁺₂(SiO₄)	240
Tinzenite ()*	Axinite	Ca₂Mn²⁺₄Al₄[B₂Si₈O₃₀](OH)₂	24
Tokyoite ()*	Brackebuschite	Ba₂Mn³⁺(VO₄)₂OH	9
Wiserite ()*	None	Mn²⁺₁₄(B₂O₅)₄(OH)₈·(Si,Mg)(O,OH)₄Cl	15

No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

All age data...