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:
Ōmi, Itoigawa City, Niigata, Japan

mindat Locality ID: 2201
mindat URL: http://www.mindat.org/loc-2201.html

Tectonic Settings:

Total number of sublocalities beneath "Ōmi, Itoigawa City, Niigata, Japan": 9
Total number of bottom-level sublocalities: 8

Number of Child Localities: 8
Child Localities:
Hashidate
Hime River (Himekawa)
Irikon-sawa
Miyabana Beach
Ohmi River (Ohmi-gawa)
Oyashirazu Beach
Suzawa
Yoshio-dani

Latitude: 37°1'26"N
Longitude: 137°47'59"E
Decimal Degree (lat, lon): 37.023888888889,137.79972222222

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.

Amphibole	Apatite	Benitoite	Calcite	Chevkinite	Clay	Clinozoisite	Corundum	Cristobalite	Diaspore
Dumortierite	Epidote	Feldspar	Garnet	Joaquinite	Lawsonite	Mica	Natrolite	None	Ohmilite
Pectolite	Prehnite	Pyrite	Pyroxene	Quartz	Rocksalt	Serpentine	Smectite-vermiculite	Spinel	Thomsonite
Zircon

Actinolite ()*	Albite ()*	Amesite ()*	Benitoite ()*	Calcite ()*
Celsian ()*	Cinnabar ()*	Clinozoisite ()*	Corundum ()*	Cristobalite ()*
Diaspore ()*	Diopside ()*	Dumortierite ()*	Epidote ()*	Fluorstrophite ()*
Galena ()*	Glaucophane ()*	Grossular ()*	Itoigawaite ()*	Jadeite ()*
Kosmochlor ()*	Leucosphenite ()*	Magnesio-riebeckite ()*	Montmorillonite ()*	Muscovite ()*
Natrolite ()*	Niigataite ()*	Ohmilite ()*	Omphacite ()*	Paragonite ()*
Pargasite ()*	Pectolite ()*	Phlogopite ()*	Prehnite ()*	Pyrite ()*
Quartz ()*	Rengeite ()*	Riebeckite ()*	Spinel ()*	Strontio-orthojoaquinite ()*
Strontiojoaquinite ()*	Thomsonite-Sr ()*	Tremolite ()*	Xonotlite ()*	Zircon ()*
Zoisite ()*

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 Cr F Fe H Hg K Mg Na O P Pb S Si Sr Ti Zr

Elements from minerals reported directly at this locality: Al Ba Ca F Fe H Mg Na O P Si Sr Ti

Structural Groups for minerals in this locality:
Amphibole Apatite Benitoite Calcite Chevkinite Clay Clinozoisite Corundum Cristobalite Diaspore
Dumortierite Epidote Feldspar Garnet Joaquinite Lawsonite Mica Natrolite None Ohmilite
Pectolite Prehnite Pyrite Pyroxene Quartz Rocksalt Serpentine Smectite-vermiculite Spinel Thomsonite
Zircon

46 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	2	75961,75962	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	3	75957,75958,75962	8803
Amesite ()*	Clay Serpentine	Mg₂Al(AlSiO₅)(OH)₄	1	75959	74
Benitoite ()*	Benitoite	BaTiSi₃O₉	2	75958,75962	20
Calcite ()*	Calcite	Ca(CO₃)	2	75961,75963	27770
Celsian ()*	Feldspar	Ba(Al₂Si₂O₈)	1	75959	100
Cinnabar ()*	None	HgS	1	75961	2600
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1	75961	1025
Corundum ()*	Corundum	Al₂O₃	1	75959	1797
Cristobalite ()*	Cristobalite	SiO₂	1	75958	453
Diaspore ()*	Diaspore	AlO(OH)	1	75961	481
Diopside ()*	Pyroxene	CaMgSi₂O₆	1	75959	4135
Dumortierite ()*	Dumortierite	AlAl₆BSi₃O₁₈	1	75959	231
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	75963	8173
Fluorstrophite ()*	Apatite	SrCaSr₃(PO₄)₃F	0		9
Galena ()*	Rocksalt	PbS	1	75961	24243
Glaucophane ()*	Amphibole	Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂	0		286
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	1	75959	1544
Itoigawaite ()*	Lawsonite	SrAl₂Si₂O₇(OH)₂·H₂O	1	75963	2
Jadeite ()*	Pyroxene	NaAlSi₂O₆	6	75959,75960,75961,75962,75963,75965	154
Kosmochlor ()*	Pyroxene	NaCr³⁺Si₂O₆	1	75959	13
Leucosphenite ()*	None	Na₄BaTi₂B₂Si₁₀O₃₀	2	75957,75958	19
Magnesio-riebeckite ()*	Amphibole	Na₂(Mg₃Fe³⁺₂)Si₈O₂₂(OH)₂	3	75957,75958,75962	93
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	1	75958	1508
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	4	75958,75959,75961,75963	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	75963	1236
Niigataite ()*	Clinozoisite Epidote	CaSrAl₃[Si₂O₇][SiO₄]O(OH)	1	75961	2
Ohmilite ()*	Ohmilite	Sr₃(Ti,Fe³⁺)(Si₂O₆)₂(O,OH)·2H₂O	2	75958,75962	2
Omphacite ()*	Pyroxene	(Ca,Na)(Mg,Fe,Al)Si₂O₆	4	75958,75959,75960,75963	229
Paragonite ()*	Mica Clay	NaAl₂(Si₃Al)O₁₀(OH)₂	1	75959	247
Pargasite ()*	Amphibole	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂	1	75959	313
Pectolite ()*	Pectolite	NaCa₂Si₃O₈(OH)	2	75962,75963	363
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	75958	2273
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	3	75958,75961,75963	1898
Pyrite ()*	Pyrite	FeS₂	1	75959	39462
Quartz ()*	Quartz	SiO₂	4	75957,75961,75963,75964	61156
Rengeite ()*	Chevkinite	Sr₄Ti₄ZrO₈(Si₂O₇)₂	1	75963	3
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂	1	75958	375
Spinel ()*	Spinel	MgAl₂O₄	1	75959	1934
Strontio-orthojoaquinite ()*	Joaquinite	NaSr₄Fe³⁺Ti₂Si₈O₂₄(OH)₄	3	75957,75958,75962	2
Strontiojoaquinite ()*	Joaquinite	(Na,Fe)₂Ba₂Sr₂Ti₂(SiO₃)₈(O,OH)₂·H₂O	0		4
Thomsonite-Sr ()*	Thomsonite	NaSr₂(Al₅Si₅)O₂₀·6-7H₂O	1	75959	3
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	2	75959,75961	2562
Xonotlite ()*	None	Ca₆Si₆O₁₇(OH)₂	1	75963	109
Zircon ()*	Zircon	Zr(SiO₄)	2	75961,75963	5251
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1	75959	1025

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...