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:
Charlemont, Franklin Co., Massachusetts, USA

mindat Locality ID: 18555
mindat URL: http://www.mindat.org/loc-18555.html

Tectonic Settings:

Total number of sublocalities beneath "Charlemont, Franklin Co., Massachusetts, USA": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Graphite Mine
Hawks Pyrite Mine (Mount Peak Mine)
Hawks Pyrite Prospect

Latitude: 42°37'40"N
Longitude: 72°52'13"W
Decimal Degree (lat, lon): 42.627777777778,-72.870277777778

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	Calcite	Chalcopyrite	Chloritoid	Clay	Diaspore	Feldspar	Garnet	Halotrichite	Melanterite
Mica	None	Pyrite	Quartz	Sphalerite	Spinel

Albite ()*	Almandine ()*	Ankerite ()*	Calcite ()*	Chalcopyrite ()*
Chloritoid ()*	Gahnite ()*	Goethite ()*	Graphite ()*	Grossular ()*
Melanterite ()*	Muscovite ()*	Pickeringite ()*	Pyrite ()*	Quartz ()*
Sphalerite ()*	Tremolite ()*

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 C Ca Cu Fe H K Mg Na O S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Calcite Chalcopyrite Chloritoid Clay Diaspore Feldspar Garnet Halotrichite Melanterite
Mica None Pyrite Quartz Sphalerite Spinel

17 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	219418	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	219418	2353
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	1	219418	3092
Calcite ()*	Calcite	Ca(CO₃)	1	219418	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	219418	27198
Chloritoid ()*	Chloritoid	Fe²⁺Al₂O(SiO₄)(OH)₂	1	219418	376
Gahnite ()*	Spinel	ZnAl₂O₄	1	219418	445
Goethite ()*	Diaspore	FeO(OH)	1	219418	7437
Graphite ()*	None	C	1	219417	2812
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	1	219418	1544
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	1	219418	915
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	219418	17380
Pickeringite ()*	Halotrichite	MgAl₂(SO₄)₄·22H₂O	1	219418	265
Pyrite ()*	Pyrite	FeS₂	1	219418	39462
Quartz ()*	Quartz	SiO₂	1	219418	61156
Sphalerite ()*	Sphalerite	ZnS	1	219418	21482
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	1	219418	2562

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...