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:
Cheshire, New Haven Co., Connecticut, USA

mindat Locality ID: 23323
mindat URL: http://www.mindat.org/loc-23323.html

Tectonic Settings:

Total number of sublocalities beneath "Cheshire, New Haven Co., Connecticut, USA": 12
Total number of bottom-level sublocalities: 12

Number of Child Localities: 12
Child Localities:
Booth And Hinman Barite Mine
Cheshire Barite Mines (Barite Mine)
Cheshire Barytes Company Barite Mine (Stamford Manufacturing Company Barite Mine)
Cheshire Mining And Manufacturing Company Barite Mine (Stamford Manufacturing Company Barite Mine)
Cheshire Traprock Quarry
Copper Valley Mine (Bellamy's Mine)
Cross Rock Copper Mine
Interstate 691 And State Route 10 Interchange
Interstate 84 Interchange 26
Jinny Hill Mine (Cheshire Barite Mine)
New Haven Mineral Company Barite Mine
Roaring Brook

Latitude: 41°30'57"N
Longitude: 72°54'20"W
Decimal Degree (lat, lon): 41.515833333333,-72.905555555556

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.

Allophane	Analcime	Aragonite	Baryte	Calcite	Chabazite	Chalcopyrite	Clay	Copper	Corundum
Feldspar	Fluorite	Gadolinite	Garnet	Gypsum	Malachite	Mica	Natrolite	None	Not in a structural group
Phenakite	Prehnite	Pyrite	Quartz	Rocksalt	Talc

Albite ()*	Allophane ()*	Almandine ()*	Analcime ()*	Azurite ()*
Baryte ()*	Bornite ()*	Calcite ()*	Cerussite ()*	Chabazite-Ca ()*
Chalcocite ()*	Chalcopyrite ()*	Chrysocolla ()*	Copper ()*	Cuprite ()*
Datolite ()*	Fluorite ()*	Galena ()*	Graphite ()*	Gypsum ()*
Hematite ()*	Kyanite ()*	Laumontite ()*	Malachite ()*	Muscovite ()*
Natrolite ()*	Prehnite ()*	Pyrite ()*	Quartz ()*	Talc ()*
Willemite ()*

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 B Ba C Ca Cu F Fe H K Mg Na O Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Analcime Aragonite Baryte Calcite Chabazite Chalcopyrite Clay Copper Corundum
Feldspar Fluorite Gadolinite Garnet Gypsum Malachite Mica Natrolite None Not in a structural group
Phenakite Prehnite Pyrite Quartz Rocksalt Talc

31 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)	2	199191,199195	8803
Allophane ()*	Allophane	Al₂O₃(SiO₂)_1.3-2.0·2.5-3.0H₂O	2	199188,199192	470
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	199195	2353
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	199191	1627
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	2	199188,199196	5509
Baryte ()*	Baryte	Ba(SO₄)	9	199187,199188,199189,199190,199192,199193,199194,199196,199197	11547
Bornite ()*	None	Cu₅FeS₄	3	199188,199192,199196	5516
Calcite ()*	Calcite	Ca(CO₃)	8	199188,199189,199191,199192,199194,199195,199196,199197	27770
Cerussite ()*	Aragonite	Pb(CO₃)	1	199196	4979
Chabazite-Ca ()*	Chabazite	Ca₂[Al₄Si₈O₂₄]·13H₂O	1	199191	310
Chalcocite ()*	None	Cu₂S	6	199188,199189,199192,199193,199194,199196	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	4	199188,199191,199194,199196	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	5	199188,199189,199192,199196,199197	3531
Copper ()*	Copper	Cu	3	199188,199196,199197	3846
Cuprite ()*	Not in a structural group	Cu₂O	3	199188,199192,199196	2970
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	3	199191,199194,199198	498
Fluorite ()*	Fluorite	CaF₂	1	199196	9617
Galena ()*	Rocksalt	PbS	1	199196	24243
Graphite ()*	None	C	1	199195	2812
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	199191	6890
Hematite ()*	Corundum	Fe₂O₃	1	199194	14640
Kyanite ()*	Not in a structural group	Al₂OSiO₄	1	199195	1507
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1	199191	1271
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	6	199188,199189,199192,199193,199196,199197	12537
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	199195	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	199191	1236
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	1	199191	1898
Pyrite ()*	Pyrite	FeS₂	1	199195	39462
Quartz ()*	Quartz	SiO₂	7	199188,199189,199191,199194,199195,199196,199197	61156
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	199192	3337
Willemite ()*	Phenakite	Zn₂SiO₄	1	199192	303

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...