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:
Shionomachi, Uetsu, Niigata, Japan

Oldest recorded age at locality: 72.2
Youngest recorded age at locality: 66.6

mindat Locality ID: 269687
mindat URL: http://www.mindat.org/loc-269687.html

Tectonic Settings:

Total number of sublocalities beneath "Shionomachi, Uetsu, Niigata, Japan": 0
Total number of bottom-level sublocalities: 0

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.

Arsenic	Calcite	Clay	Garnet	Mica	Molybdenite	Nickeline	None	Pyrite	Quartz
Sphalerite	Stibnite

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 Bi C Fe H K Mo O S Si Zn

Elements from minerals reported directly at this locality: Al Bi C Fe H K Mo O S Si Zn

Structural Groups for minerals in this locality:
Arsenic Calcite Clay Garnet Mica Molybdenite Nickeline None Pyrite Quartz
Sphalerite Stibnite

10 IMA Minerals at location:

Almandine ()*	Bismuth ()*	Bismuthinite ()*	Molybdenite ()*	Muscovite ()*
Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Siderite ()*	Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	72.2	66.6	2353
Bismuth ()*	Arsenic	Bi	72.2	66.6	1966
Bismuthinite ()*	Stibnite	Bi₂S₃	72.2	66.6	1935
Molybdenite ()*	Molybdenite	MoS₂	72.2	66.6	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	72.2	66.6	17380
Pyrite ()*	Pyrite	FeS₂	72.2	66.6	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	72.2	66.6	9056
Quartz ()*	Quartz	SiO₂	72.2	66.6	61156
Siderite ()*	Calcite	Fe(CO₃)	72.2	66.6	6417
Sphalerite ()*	Sphalerite	ZnS	72.2	66.6	21482

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
	Kristen001939	72.2	66.6	69.4±2.8	K-Ar			muscovite	71Ni-19			Muscovite			269687	Shionomachi, Uetsu, Niigata, Japan	Shiono-machi	Shibata and Ishihara (1974)	10.2113/gsecongeo.69.8.1207	EG69_1207

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...