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:
Silver City, Ontonagon Co., Michigan, USA

mindat Locality ID: 27867
mindat URL: http://www.mindat.org/loc-27867.html

Tectonic Settings:

Total number of sublocalities beneath "Silver City, Ontonagon Co., Michigan, USA": 7
Total number of bottom-level sublocalities: 7

Number of Child Localities: 7
Child Localities:
Beaser Silver Prospect
Boston & North American Silver Prospect
Little Iron River
Mammoth Silver Prospect
Ontonagon Silver Mine
Scranton Mine
Superior Silver Mine (Collins Silver)

Latitude: 46°48'29"N
Longitude: 89°34'36"W
Decimal Degree (lat, lon): 46.808055555556,-89.576666666667

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.

Calcite	Chalcopyrite	Clinozoisite	Copper	Epidote	None	Pentlandite	Pyrite	Quartz	Rocksalt
Sphalerite

Argentopentlandite ()*	Calcite ()*	Chalcocite ()*	Chalcopyrite ()*	Copper ()*
Dolomite ()*	Epidote ()*	Galena ()*	Maucherite ()*	Gersdorffite-Pa3 ()*
Quartz ()*	Silver ()*	Sphalerite ()*

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: Ag Al As C Ca Cu Fe H Mg Ni O Pb S Si Zn

Elements from minerals reported directly at this locality: Ag As C Ca Cu Fe Mg Ni O Pb S Zn

Structural Groups for minerals in this locality:
Calcite Chalcopyrite Clinozoisite Copper Epidote None Pentlandite Pyrite Quartz Rocksalt
Sphalerite

13 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Argentopentlandite ()*	Pentlandite	Ag(Fe,Ni)₈S₈	0		67
Calcite ()*	Calcite	Ca(CO₃)	1	222742	27770
Chalcocite ()*	None	Cu₂S	2	222742,222743	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	0		27198
Copper ()*	Copper	Cu	2	222742,222743	3846
Dolomite ()*	None	CaMg(CO₃)₂	0		9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	2	222742,222743	8173
Galena ()*	Rocksalt	PbS	0		24243
Maucherite ()*	None	Ni₁₁As₈	0		161
Gersdorffite-Pa3 ()*	Pyrite	NiAsS	0		767
Quartz ()*	Quartz	SiO₂	2	222742,222743	61156
Silver ()*	Copper	Ag	3	222738,222740,222741	5186
Sphalerite ()*	Sphalerite	ZnS	0		21482

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...