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:
Niimi City, Okayama, Japan

mindat Locality ID: 227126
mindat URL: http://www.mindat.org/loc-227126.html

Tectonic Settings:

Total number of sublocalities beneath "Niimi City, Okayama, Japan": 8
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Mt Ohsa (Ohsayama; Osayama)
Nochi
Ohsa-osakabe
Shingo-takase
Tetta-cho-miyagouchi

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.

Amphibole	Analcime	Andalusite	Aragonite	Arsenopyrite	Brochantite	Calcite	Clay	Clinozoisite	Epidote
Feldspar	Garnet	Kaolinite	Lawsonite	Mica	Natrolite	None	Not in a structural group	Olivine	Pectolite
Pentlandite	Pharmacosiderite	Prehnite	Pyrite	Pyroxene	Quartz	Rutile	Sphalerite	Spinel	Stilpnomelane
Talc	Thomsonite	Titanite	Vesuvianite	Vivianite	Zircon

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 As C Ca Cr Cu F Fe H K Mg Na Ni O Pb S Si Sr Ti Zn Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Analcime Andalusite Aragonite Arsenopyrite Brochantite Calcite Clay Clinozoisite Epidote
Feldspar Garnet Kaolinite Lawsonite Mica Natrolite None Not in a structural group Olivine Pectolite
Pentlandite Pharmacosiderite Prehnite Pyrite Pyroxene Quartz Rutile Sphalerite Spinel Stilpnomelane
Talc Thomsonite Titanite Vesuvianite Vivianite Zircon

53 IMA Minerals at location:

Actinolite ()*	Adamite ()*	Albite ()*	Analcime ()*	Aragonite ()*
Arsenopyrite ()*	Augite ()*	Aurichalcite ()*	Brochantite ()*	Calcite ()*
Cerussite ()*	Chromite ()*	Diopside ()*	Enstatite ()*	Epidote ()*
Forsterite ()*	Glaucophane ()*	Grossular ()*	Hedenbergite ()*	Hemimorphite ()*
Hisingerite ()*	Jadeite ()*	Kosmochlor ()*	Köttigite ()*	Lawsonite ()*
Legrandite ()*	Magnetite ()*	Muscovite ()*	Natrolite ()*	Omphacite ()*
Pectolite ()*	Pentlandite ()*	Pharmacosiderite ()*	Phlogopite ()*	Pigeonite ()*
Prehnite ()*	Proto-anthophyllite ()*	Pyrite ()*	Quartz ()*	Rutile ()*
Scorodite ()*	Smithsonite ()*	Sphalerite ()*	Spinel ()*	Stilpnomelane ()*
Stronalsite ()*	Talc ()*	Thomsonite-Ca ()*	Titanite ()*	Tremolite ()*
Uvarovite ()*	Vesuvianite ()*	Zircon ()*

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	76123,76126	3419
Adamite ()*	Andalusite	Zn₂(AsO₄)(OH)	1	76126	254
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	76123	8803
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	76123	1627
Aragonite ()*	Aragonite	Ca(CO₃)	1	76126	3250
Arsenopyrite ()*	Arsenopyrite	FeAsS	1	76126	9052
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	1	76124	2060
Aurichalcite ()*	None	(Zn,Cu)₅(CO₃)₂(OH)₆	1	76126	919
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	1	76126	1633
Calcite ()*	Calcite	Ca(CO₃)	1	76128	27770
Cerussite ()*	Aragonite	Pb(CO₃)	1	76126	4979
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1	76128	3902
Diopside ()*	Pyroxene	CaMgSi₂O₆	2	76123,76124	4135
Enstatite ()*	Pyroxene	Mg₂Si₂O₆	1	76124	944
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	2	76123,76130	8173
Forsterite ()*	Olivine	Mg₂(SiO₄)	2	76123,76128	1188
Glaucophane ()*	Amphibole	Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂	1	76123	286
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	2	76123,76128	1544
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆	1	76130	741
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O	1	76126	1689
Hisingerite ()*	Kaolinite Clay	Fe₂Si₂O₅(OH)₄·2H₂O	1	76126	144
Jadeite ()*	Pyroxene	NaAlSi₂O₆	1	76123	154
Kosmochlor ()*	Pyroxene	NaCr³⁺Si₂O₆	1	76123	13
Köttigite ()*	Vivianite	Zn₃(AsO₄)₂·8H₂O	1	76126	60
Lawsonite ()*	Lawsonite	CaAl₂(Si₂O₇)(OH)₂·H₂O	1	76123	121
Legrandite ()*	None	Zn₂(AsO₄)(OH)·H₂O	1	76126	20
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	3	76123,76128,76130	14899
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	76123	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	76123	1236
Omphacite ()*	Pyroxene	(Ca,Na)(Mg,Fe,Al)Si₂O₆	1	76123	229
Pectolite ()*	Pectolite	NaCa₂Si₃O₈(OH)	1	76123	363
Pentlandite ()*	Pentlandite	(Ni,Fe)₉S₈	1	76128	1512
Pharmacosiderite ()*	Pharmacosiderite	KFe³⁺₄(AsO₄)₃(OH)₄·6-7H₂O	1	76126	428
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	76123	2273
Pigeonite ()*	Pyroxene	(Mg,Fe,Ca)₂Si₂O₆	1	76124	303
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	1	76123	1898
Proto-anthophyllite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	1	76128	4
Pyrite ()*	Pyrite	FeS₂	1	76126	39462
Quartz ()*	Quartz	SiO₂	2	76124,76126	61156
Rutile ()*	Rutile	TiO₂	1	76123	5614
Scorodite ()*	None	Fe³⁺(AsO₄)·2H₂O	1	76126	1153
Smithsonite ()*	Calcite	Zn(CO₃)	1	76126	2473
Sphalerite ()*	Sphalerite	ZnS	1	76126	21482
Spinel ()*	Spinel	MgAl₂O₄	1	76123	1934
Stilpnomelane ()*	Stilpnomelane Clay	(K,Ca,Na)(Fe,Mg,Al)₈(Si,Al)₁₂(O,OH)₃₆·nH₂O	1	76123	456
Stronalsite ()*	None	Na₂SrAl₄Si₄O₁₆	1	76123	10
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	76128	3337
Thomsonite-Ca ()*	Thomsonite	NaCa₂(Al₅Si₅)O₂₀·6H₂O	1	76123	452
Titanite ()*	Titanite	CaTi(SiO₄)O	1	76123	4899
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	2	76123,76128	2562
Uvarovite ()*	Garnet	Ca₃Cr₂(SiO₄)₃	2	76123,76128	212
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	1	76123	1395
Zircon ()*	Zircon	Zr(SiO₄)	1	76123	5251

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...