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:
Coos Co., New Hampshire, USA

Oldest recorded age at locality: 470
Youngest recorded age at locality: 165

mindat Locality ID: 211562
mindat URL: http://www.mindat.org/loc-211562.html

Tectonic Settings:

Total number of sublocalities beneath "Coos Co., New Hampshire, USA": 75
Total number of bottom-level sublocalities: 52

Number of Child Localities: 25
Child Localities:
Bean's Grant
Bean's Purchase
Berlin
Cambridge
Carroll
Clarksville
Columbia
Dalton
Dixville
Dummer
Gorham
Hadley's Purchase
Hart's Location
Kilkenny
Lancaster
Milan
Nash & Sawyer Location
Pittsburg
Randolph
Sargents Purchase
Shelburne
Stark
Stratford
West Branch Clear Stream
Whitefield

Latitude: 44°29'13"N
Longitude: 71°19'11"W
Decimal Degree (lat, lon): 44.486944444444,-71.319722222222

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.

Acanthite	Amphibole	Andalusite	Apatite	Aragonite	Arsenopyrite	Astrophyllite	Baryte	Beryl	Brochantite
Calcite	Chabazite	Chalcopyrite	Chlorite	Clay	Clinozoisite	Copper	Corundum	Devilline	Diaspore
Epidote	Feldspar	Fluorite	Garnet	Gypsum	Kaolinite	Ktenasite	Linarite	Malachite	Mica
Molybdenite	Monazite	Nickeline	None	Not in a structural group	Olivine	Phenakite	Pyrite	Pyroxene	Quartz
Rocksalt	Rutile	Scapolite	Serpentine	Sphalerite	Spinel	Talc	Titanite	Topaz	Tourmaline
Zircon

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 Au B Be C Ca Ce Cu F Fe H K Mg Mo Na O P Pb S Si Sn Ti U Zn Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Acanthite Amphibole Andalusite Apatite Aragonite Arsenopyrite Astrophyllite Baryte Beryl Brochantite
Calcite Chabazite Chalcopyrite Chlorite Clay Clinozoisite Copper Corundum Devilline Diaspore
Epidote Feldspar Fluorite Garnet Gypsum Kaolinite Ktenasite Linarite Malachite Mica
Molybdenite Monazite Nickeline None Not in a structural group Olivine Phenakite Pyrite Pyroxene Quartz
Rocksalt Rutile Scapolite Serpentine Sphalerite Spinel Talc Titanite Topaz Tourmaline
Zircon

72 IMA Minerals at location:

Acanthite ()*	Actinolite ()*	Aegirine ()*	Albite ()*	Almandine ()*
Andalusite ()*	Anglesite ()*	Anorthite ()*	Aragonite ()*	Arsenopyrite ()*
Astrophyllite ()*	Augite ()*	Aurichalcite ()*	Beryl ()*	Bornite ()*
Brochantite ()*	Calcite ()*	Cassiterite ()*	Cerussite ()*	Chabazite-Ca ()*
Chalcocite ()*	Chalcopyrite ()*	Chamosite ()*	Chrysotile ()*	Clinochlore ()*
Cuprite ()*	Diopside ()*	Epidote ()*	Fayalite ()*	Fluorapatite ()*
Fluorite ()*	Galena ()*	Goethite ()*	Gold ()*	Gypsum ()*
Hastingsite ()*	Hedenbergite ()*	Hematite ()*	Hemimorphite ()*	Kaolinite ()*
Kyanite ()*	Laumontite ()*	Linarite ()*	Magnetite ()*	Malachite ()*
Meionite ()*	Metazeunerite ()*	Microcline ()*	Molybdenite ()*	Monazite-(Ce) ()*
Muscovite ()*	Orthoclase ()*	Phenakite ()*	Posnjakite ()*	Pyrite ()*
Pyrrhotite ()*	Quartz ()*	Ramsbeckite ()*	Riebeckite ()*	Rutile ()*
Schorl ()*	Schulenbergite ()*	Serpierite ()*	Siderite ()*	Silver ()*
Smithsonite ()*	Sphalerite ()*	Talc ()*	Titanite ()*	Topaz ()*
Tremolite ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S			1	242052	2793
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂			1	242073	3419
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆			1	242083	1022
Albite ()*	Feldspar	Na(AlSi₃O₈)	171	165	10	242023,242048,242063,242068,242072,242085,242087,242089,242090,242091	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃			3	242042,242065,242080	2353
Andalusite ()*	Andalusite	Al₂SiO₅			1	242057	1310
Anglesite ()*	Baryte	Pb(SO₄)			1	242052	2734
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)			1	242088	1036
Aragonite ()*	Aragonite	Ca(CO₃)			1	242052	3250
Arsenopyrite ()*	Arsenopyrite	FeAsS			1	242052	9052
Astrophyllite ()*	Astrophyllite	K₂NaFe²⁺₇Ti₂(Si₄O₁₂)₂O₂(OH)₄F	165	165	3	242083,242089,242091	161
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆			1	242063	2060
Aurichalcite ()*	None	(Zn,Cu)₅(CO₃)₂(OH)₆			1	242052	919
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	165	165	4	242085,242089,242090,242091	4286
Bornite ()*	None	Cu₅FeS₄	470	470	4	242025,242045,242069,242082	5516
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆			1	242052	1633
Calcite ()*	Calcite	Ca(CO₃)			3	242035,242050,242052	27770
Cassiterite ()*	Rutile	SnO₂	171	171	1	242023	5171
Cerussite ()*	Aragonite	Pb(CO₃)			1	242052	4979
Chabazite-Ca ()*	Chabazite	Ca₂[Al₄Si₈O₂₄]·13H₂O			1	242035	310
Chalcocite ()*	None	Cu₂S	470	470	2	242051,242069	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	470	470	9	242025,242026,242044,242052,242069,242070,242073,242081,242082	27198
Chamosite ()*	Chlorite Clay	(Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈			2	242052,242082	577
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄			1	242073	951
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈			1	242051	1756
Cuprite ()*	Not in a structural group	Cu₂O			1	242052	2970
Diopside ()*	Pyroxene	CaMgSi₂O₆			1	242083	4135
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)			4	242032,242035,242050,242084	8173
Fayalite ()*	Olivine	Fe²⁺₂(SiO₄)			1	242034	371
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F			1	242035	2740
Fluorite ()*	Fluorite	CaF₂	171	165	7	242021,242023,242058,242059,242072,242085,242089	9617
Galena ()*	Rocksalt	PbS	470	470	9	242040,242043,242044,242052,242069,242073,242081,242082,242092	24243
Goethite ()*	Diaspore	FeO(OH)	470	165	4	242052,242069,242085,242089	7437
Gold ()*	Copper	Au			4	242052,242073,242074,242075	30554
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O			1	242052	6890
Hastingsite ()*	Amphibole	NaCa₂(Fe²⁺₄Fe³⁺)(Si₆Al₂)O₂₂(OH)₂			1	242083	209
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆			2	242034,242083	741
Hematite ()*	Corundum	Fe₂O₃	165	165	4	242050,242058,242089,242091	14640
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O			1	242052	1689
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	165	165	3	242083,242089,242091	5591
Kyanite ()*	Not in a structural group	Al₂OSiO₄			1	242024	1507
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O			1	242032	1271
Linarite ()*	Linarite	CuPb(SO₄)(OH)₂			1	242052	987
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄			7	242024,242025,242030,242035,242045,242063,242084	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂			3	242035,242052,242082	12537
Meionite ()*	Scapolite	Ca₄Al₆Si₆O₂₄(CO₃)			1	242035	176
Metazeunerite ()*	None	Cu(UO₂)₂(AsO₄)₂·8H₂O			1	242052	182
Microcline ()*	Feldspar	K(AlSi₃O₈)	171	165	17	242021,242023,242031,242036,242058,242059,242061,242062,242063,242068,242072,242080,242085,242087,242089,242090,242091	4924
Molybdenite ()*	Molybdenite	MoS₂	165	165	6	242027,242035,242085,242089,242093,242094	5800
Monazite-(Ce) ()*	Monazite	Ce(PO₄)	165	165	1	242091	945
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	470	165	19	242024,242026,242030,242035,242042,242044,242045,242048,242052,242057,242065,242066,242069,242080,242081,242082,242089,242090,242091	17380
Orthoclase ()*	Feldspar	K(AlSi₃O₈)			1	242084	2349
Phenakite ()*	Phenakite	Be₂(SiO₄)	171	165	3	242023,242089,242090	326
Posnjakite ()*	None	Cu₄(SO₄)(OH)₆·H₂O			1	242052	309
Pyrite ()*	Pyrite	FeS₂	470	470	13	242025,242026,242032,242035,242043,242045,242050,242052,242069,242070,242073,242081,242082	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈			1	242052	9056
Quartz ()*	Quartz	SiO₂	171	165	49	242021,242023,242024,242026,242027,242028,242030,242031,242032,242035,242036,242038,242040,242042,242043,242044,242045,242048,242050,242051,242052,242054,242056,242057,242058,242059,242061,242062,242063,242064,242065,242066,242068,242072,242076,242078,242080,242081,242082,242083,242084,242085,242086,242087,242089,242090,242091,242092,242094	61156
Ramsbeckite ()*	None	Cu₁₅(SO₄)₄(OH)₂₂·6H₂O			1	242052	68
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂			3	242061,242062,242083	375
Rutile ()*	Rutile	TiO₂			5	242038,242050,242052,242073,242087	5614
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	165	165	3	242078,242089,242091	2705
Schulenbergite ()*	Ktenasite	(Cu,Zn)₇(SO₄)₂(OH)₁₀·3H₂O			1	242052	142
Serpierite ()*	Devilline	Ca(Cu,Zn)₄(SO₄)₂(OH)₆·3H₂O			1	242052	292
Siderite ()*	Calcite	Fe(CO₃)	165	165	6	242052,242058,242081,242082,242089,242091	6417
Silver ()*	Copper	Ag			4	242043,242052,242081,242082	5186
Smithsonite ()*	Calcite	Zn(CO₃)			1	242052	2473
Sphalerite ()*	Sphalerite	ZnS	470	470	6	242040,242052,242069,242081,242082,242092	21482
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂			1	242065	3337
Titanite ()*	Titanite	CaTi(SiO₄)O			2	242050,242063	4899
Topaz ()*	Topaz	Al₂SiO₄F₂	171	165	9	242023,242031,242062,242068,242083,242085,242089,242090,242091	1476
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂			2	242025,242035	2562
Zircon ()*	Zircon	Zr(SiO₄)	165	165	1	242090	5251

4 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
AREPS5_257-00034	171	171	171		9117	North Baldface Mountain Localities, Bean's Purchase, Coos Co., New Hampshire, USA	Baldface	Zartman (1977)	10.1146/annurev.ea.05.050177.001353	AREPS5_257
vms-01066	470	470	Ordovician	S	6001	Milan Mine (Nay-Fogg Mine; Copperville Mine), Milan, Coos Co., New Hampshire, USA	Milan	Moiser et al. (2009)		USGSOFR2009_1034
AREPS5_257-00036	165	165	165		6133	North Percy Peak Locality, Stratford, Coos Co., New Hampshire, USA	Percy Peaks	Zartman (1977)	10.1146/annurev.ea.05.050177.001353	AREPS5_257
AREPS5_257-00016	165	165	165		6132	South Percy Peak Locality, Stratford, Coos Co., New Hampshire, USA	Percy Peaks	Zartman (1977)	10.1146/annurev.ea.05.050177.001353	AREPS5_257

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...