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:
Chesterfield, Cheshire Co., New Hampshire, USA

mindat Locality ID: 121021
mindat URL: http://www.mindat.org/loc-121021.html

Tectonic Settings:

Total number of sublocalities beneath "Chesterfield, Cheshire Co., New Hampshire, USA": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Pierce Mine
Springer Mine
Streeter Hill Fluorite Prospect
West River Mountain "silver Mine"

Latitude: 42°53'13"N
Longitude: 72°28'13"W
Decimal Degree (lat, lon): 42.886944444444,-72.470277777778

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.

Baryte	Calcite	Chalcopyrite	Clay	Corundum	Fluorite	Kaolinite	Malachite	Mica	None
Not in a structural group	Pyrite	Quartz	Rocksalt	Sphalerite

Azurite ()*	Baryte ()*	Bornite ()*	Chalcopyrite ()*	Dolomite ()*
Fluorite ()*	Galena ()*	Hematite ()*	Kaolinite ()*	Kyanite ()*
Malachite ()*	Muscovite ()*	Pyrite ()*	Quartz ()*	Sillimanite ()*
Smithsonite ()*	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: Al Ba C Ca Cu F Fe H K Mg O Pb S Si Zn

Elements from minerals reported directly at this locality: Al O Si

Structural Groups for minerals in this locality:
Baryte Calcite Chalcopyrite Clay Corundum Fluorite Kaolinite Malachite Mica None
Not in a structural group Pyrite Quartz Rocksalt Sphalerite

17 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	1	241924	5509
Baryte ()*	Baryte	Ba(SO₄)	2	241923,241925	11547
Bornite ()*	None	Cu₅FeS₄	1	241923	5516
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	2	241923,241924	27198
Dolomite ()*	None	CaMg(CO₃)₂	1	241923	9895
Fluorite ()*	Fluorite	CaF₂	2	241923,241925	9617
Galena ()*	Rocksalt	PbS	2	241923,241925	24243
Hematite ()*	Corundum	Fe₂O₃	1	241926	14640
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	241923	5591
Kyanite ()*	Not in a structural group	Al₂OSiO₄	0		1507
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	3	241923,241924,241925	12537
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	241923	17380
Pyrite ()*	Pyrite	FeS₂	1	241923	39462
Quartz ()*	Quartz	SiO₂	3	241923,241925,241926	61156
Sillimanite ()*	Not in a structural group	Al₂SiO₅	0		1516
Smithsonite ()*	Calcite	Zn(CO₃)	1	241923	2473
Sphalerite ()*	Sphalerite	ZnS	1	241923	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...