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 Co., New Hampshire, USA

Oldest recorded age at locality: 448
Youngest recorded age at locality: 171

mindat Locality ID: 14952
mindat URL: http://www.mindat.org/loc-14952.html

Tectonic Settings:

Total number of sublocalities beneath "Cheshire Co., New Hampshire, USA": 135
Total number of bottom-level sublocalities: 113

Number of Child Localities: 23
Child Localities:
Alstead
Chesterfield
Dublin
Fitzwilliam
Gilsum
Harrisville
Hinsdale
Jaffrey
Keene
Marlborough
Marlow
Nelson
Richmond
Rindge
Roxbury
Stoddard
Sullivan
Surry
Swanzey
Troy
Walpole
Westmoreland
Winchester

Latitude: 42°57'48"N
Longitude: 72°12'56"W
Decimal Degree (lat, lon): 42.963333333333,-72.215555555556

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.

Alunite	Amorphous	Amphibole	Andalusite	Apatite	Aragonite	Arrojadite	Arseniosiderite	Arsenopyrite	Arthurite
Autunite	Baryte	Beraunite	Beryl	Beryllonite	Calcite	Chalcopyrite	Childrenite	Chlorite	Clay
Clinozoisite	Columbite	Corundum	Diaspore	Epidote	Fairfieldite	Feldspar	Fluorite	Garnet	Graftonite
Gypsum	Hureaulite	Kaolinite	Laueite	Lazulite	Malachite	Marcasite	Melanterite	Meta-autunite	Mica
Molybdenite	Monazite	Nickeline	None	Not in a structural group	Olivine	Phosphosiderite	Pyrite	Pyroxene	Quartz
Rhodonite	Rockbridgeite	Rocksalt	Rutile	Sapphirine	Scheelite	Smectite-vermiculite	Souzalite	Sphalerite	Spinel
Staurolite	Strunzite	Symplesite	Talc	Titanite	Tourmaline	Vesuvianite	Vivianite	Wardite	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: Al As B Ba Be C Ca Ce Cr Cu F Fe H K Li Mg Mn Mo Na Nb O P Pb S Si Sn Sr Ta Ti U W Zn Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Alunite Amorphous Amphibole Andalusite Apatite Aragonite Arrojadite Arseniosiderite Arsenopyrite Arthurite
Autunite Baryte Beraunite Beryl Beryllonite Calcite Chalcopyrite Childrenite Chlorite Clay
Clinozoisite Columbite Corundum Diaspore Epidote Fairfieldite Feldspar Fluorite Garnet Graftonite
Gypsum Hureaulite Kaolinite Laueite Lazulite Malachite Marcasite Melanterite Meta-autunite Mica
Molybdenite Monazite Nickeline None Not in a structural group Olivine Phosphosiderite Pyrite Pyroxene Quartz
Rhodonite Rockbridgeite Rocksalt Rutile Sapphirine Scheelite Smectite-vermiculite Souzalite Sphalerite Spinel
Staurolite Strunzite Symplesite Talc Titanite Tourmaline Vesuvianite Vivianite Wardite Zircon

129 IMA Minerals at location:

Actinolite ()*	Albite ()*	Almandine ()*	Andalusite ()*	Andradite ()*
Ankerite ()*	Annite ()*	Anthophyllite ()*	Arsenopyrite ()*	Augite ()*
Autunite ()*	Azurite ()*	Baryte ()*	Becquerelite ()*	Beraunite ()*
Bertrandite ()*	Beryl ()*	Beryllonite ()*	Bornite ()*	Brazilianite ()*
Calcite ()*	Cassiterite ()*	Cerussite ()*	Chalcopyrite ()*	Childrenite ()*
Chromite ()*	Clinochlore ()*	Clinozoisite ()*	Columbite-(Mn) ()*	Cordierite ()*
Corundum ()*	Cummingtonite ()*	Curite ()*	Diadochite ()*	Dickinsonite-(KMnNa) ()*
Dickite ()*	Diopside ()*	Dolomite ()*	Dravite ()*	Elbaite ()*
Epidote ()*	Fairfieldite ()*	Ferrimolybdite ()*	Ferrisicklerite ()*	Ferro-hornblende ()*
Fluorapatite ()*	Fluorite ()*	Galena ()*	Gedrite ()*	Goethite ()*
Gormanite ()*	Goyazite ()*	Graftonite ()*	Graphite ()*	Grossular ()*
Gypsum ()*	Hematite ()*	Hercynite ()*	Heterosite ()*	Hureaulite ()*
Ilmenite ()*	Ixiolite ()*	Kalinite ()*	Kaolinite ()*	Kyanite ()*
Laueite ()*	Lazulite ()*	Lithiophilite ()*	Ludlamite ()*	Magnetite ()*
Malachite ()*	Marcasite ()*	Melanterite ()*	Messelite ()*	Meta-autunite ()*
Metatorbernite ()*	Metavivianite ()*	Microcline ()*	Mitridatite ()*	Molybdenite ()*
Monazite-(Ce) ()*	Montebrasite ()*	Montmorillonite ()*	Moraesite ()*	Muscovite ()*
Opal ()*	Paravauxite ()*	Petalite ()*	Phlogopite ()*	Phosphosiderite ()*
Purpurite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Rhodochrosite ()*
Rhodonite ()*	Robertsite ()*	Rockbridgeite ()*	Romanèchite ()*	Rutile ()*
Sapphirine ()*	Sarcopside ()*	Scheelite ()*	Schorl ()*	Sicklerite ()*
Siderite ()*	Sillimanite ()*	Smithsonite ()*	Spessartine ()*	Sphalerite ()*
Spinel ()*	Spodumene ()*	Staurolite ()*	Strengite ()*	Strunzite ()*
Talc ()*	Titanite ()*	Torbernite ()*	Tremolite ()*	Triphylite ()*
Uraninite ()*	Uranophane-α ()*	Vesuvianite ()*	Vivianite ()*	Wardite ()*
Whitmoreite ()*	Wulfenite ()*	Zircon ()*	Zoisite ()*

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
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	171	171	1	241956	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	306.6	300.2	20	241886,241887,241888,241890,241894,241901,241902,241903,241905,241911,241919,241930,241931,241934,241970,241972,241988,241990,241995,242001	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	306.6	171	51	241886,241887,241888,241889,241890,241891,241892,241893,241894,241895,241897,241898,241899,241900,241901,241902,241903,241904,241906,241907,241908,241909,241910,241911,241913,241914,241915,241916,241917,241919,241920,241921,241934,241937,241938,241939,241940,241941,241942,241943,241945,241946,241947,241948,241956,241960,241962,241964,241972,242001,242014	2353
Andalusite ()*	Andalusite	Al₂SiO₅			5	241884,241975,241999,242000,242002	1310
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃			1	241884	1534
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂			2	242006,242011	3092
Annite ()*	Mica Clay	KFe²⁺₃(AlSi₃O₁₀)(OH)₂			1	241903	356
Anthophyllite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂			6	241884,241894,241976,241977,241978,242017	718
Arsenopyrite ()*	Arsenopyrite	FeAsS	306.6	300.2	3	242001,242011,242014	9052
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	306.6	300.2	1	242000	2060
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	306.6	300.2	7	241884,241886,241901,241902,241972,241996,242001	1272
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	448	426	2	241924,241993	5509
Baryte ()*	Baryte	Ba(SO₄)			5	241923,241925,242006,242010,242012	11547
Becquerelite ()*	None	Ca(UO₂)₆O₄(OH)₆·8H₂O			1	241972	92
Beraunite ()*	Beraunite	Fe³⁺₆(PO₄)₄O(OH)₄·6H₂O	306.6	300.2	2	241901,242001	136
Bertrandite ()*	Not in a structural group	Be₄Si₂O₇(OH)₂			1	241887	606
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	306.6	300.2	31	241887,241888,241889,241890,241891,241892,241894,241896,241900,241902,241903,241905,241907,241910,241913,241918,241919,241942,241943,241944,241945,241948,241962,241964,241968,241972,241988,241989,242000,242001,242004	4286
Beryllonite ()*	Beryllonite	NaBe(PO₄)	306.6	300.2	1	242001	47
Bornite ()*	None	Cu₅FeS₄	448	426	4	241923,241993,242006,242010	5516
Brazilianite ()*	Not in a structural group	NaAl₃(PO₄)₂(OH)₄	306.6	300.2	1	242001	59
Calcite ()*	Calcite	Ca(CO₃)	448	426	7	241978,241991,241993,242006,242010,242011,242012	27770
Cassiterite ()*	Rutile	SnO₂	306.6	300.2	2	241972,242001	5171
Cerussite ()*	Aragonite	Pb(CO₃)			2	242006,242012	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	448	426	9	241901,241923,241924,241961,241975,241993,242006,242010,242012	27198
Childrenite ()*	Childrenite	Fe²⁺Al(PO₄)(OH)₂·H₂O	306.6	300.2	1	242001	93
Chromite ()*	Spinel	Fe²⁺Cr₂O₄			1	241927	3902
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈			1	241978	1756
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)			1	241975	1025
Columbite-(Mn) ()*	Columbite	Mn²⁺Nb₂O₆	306.6	300.2	1	242001	289
Cordierite ()*	Beryl	Mg₂Al₄Si₅O₁₈			4	241975,241976,241978,241983	1008
Corundum ()*	Corundum	Al₂O₃			1	241976	1797
Cummingtonite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	306.6	300.2	1	242000	327
Curite ()*	None	Pb_3+x[(UO₂)₄O_4+x(OH)_3-x]₂·2H₂O			1	241972	51
Diadochite ()*	Amorphous	Fe³⁺₂(PO₄)(SO₄)(OH)·6H₂O	306.6	300.2	2	241901,242001	81
Dickinsonite-(KMnNa) ()*	Arrojadite	K(NaMn)CaNa₃AlMn₁₃(PO₄)₁₂(OH)₂			1	241971	26
Dickite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	448	426	1	241992	651
Diopside ()*	Pyroxene	CaMgSi₂O₆	306.6	300.2	2	241975,242000	4135
Dolomite ()*	None	CaMg(CO₃)₂			3	241923,242006,242012	9895
Dravite ()*	Tourmaline	NaMg₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)			2	241972,241978	648
Elbaite ()*	Tourmaline	Na(Al_1.5Li_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	306.6	300.2	2	241972,242001	520
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)			3	241958,242011,242013	8173
Fairfieldite ()*	Fairfieldite	Ca₂Mn²⁺(PO₄)₂·2H₂O			1	241972	72
Ferrimolybdite ()*	None	Fe³⁺₂(Mo⁶⁺O₄)₃·7H₂O			4	241884,242006,242007,242012	345
Ferrisicklerite ()*	Olivine	Li_1-x(Fe³⁺,Mn²⁺)(PO₄)	306.6	300.2	1	242001	108
Ferro-hornblende ()*	Amphibole	Ca₂(Fe²⁺₄Al)(Si₇Al)O₂₂(OH)₂			2	242013,242016	271
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	306.6	300.2	21	241887,241888,241889,241891,241894,241901,241902,241903,241905,241907,241910,241911,241942,241943,241944,241945,241948,241972,241973,241978,242001	2740
Fluorite ()*	Fluorite	CaF₂			5	241923,241925,242006,242010,242012	9617
Galena ()*	Rocksalt	PbS	448	171	9	241923,241925,241955,241961,241991,241993,242006,242010,242012	24243
Gedrite ()*	Amphibole	Mg₂(Mg₃Al₂)(Si₆Al₂)O₂₂(OH)₂			2	241976,241978	178
Goethite ()*	Diaspore	FeO(OH)	448	300.2	4	241901,241992,242001,242010	7437
Gormanite ()*	Souzalite	Fe²⁺₃Al₄(PO₄)₄(OH)₆·2H₂O	306.6	300.2	1	242001	23
Goyazite ()*	Alunite	SrAl₃(PO₄)(PO₃OH)(OH)₆	306.6	300.2	1	242001	173
Graftonite ()*	Graftonite	Fe²⁺Fe²⁺₂(PO₄)₂			3	241887,241902,241903	107
Graphite ()*	None	C	306.6	171	11	241950,241956,241957,241966,241969,241975,241994,242000,242001,242002,242003	2812
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃			2	241958,241976	1544
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	306.6	300.2	1	242001	6890
Hematite ()*	Corundum	Fe₂O₃	448	426	5	241889,241926,241979,241992,242010	14640
Hercynite ()*	Spinel	Fe²⁺Al₂O₄			1	241975	407
Heterosite ()*	Olivine	Fe³⁺(PO₄)	306.6	300.2	2	241901,242001	204
Hureaulite ()*	Hureaulite	Mn²⁺₅(PO₃OH)₂(PO₄)₂·4H₂O			1	241971	125
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	171	171	5	241884,241956,241958,241975,241979	5433
Ixiolite ()*	Columbite	(Ta_2/3Mn²⁺_1/3)O₂			1	241886	148
Kalinite ()*	None	KAl(SO₄)₂·11H₂O	306.6	300.2	1	242000	54
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	306.6	300.2	4	241884,241923,242000,242006	5591
Kyanite ()*	Not in a structural group	Al₂OSiO₄	306.6	171	7	241922,241955,241958,241976,242000,242006,242009	1507
Laueite ()*	Laueite	Mn²⁺Fe³⁺₂(PO₄)₂(OH)₂·8H₂O	306.6	300.2	1	242001	70
Lazulite ()*	Lazulite	MgAl₂(PO₄)₂(OH)₂			1	241983	232
Lithiophilite ()*	Olivine	LiMn²⁺(PO₄)			1	241972	155
Ludlamite ()*	None	Fe²⁺₃(PO₄)₂·4H₂O	306.6	300.2	1	242001	66
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄			8	241915,241930,241934,241984,241994,241999,242013,242014	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	448	426	7	241923,241924,241925,241993,242006,242010,242012	12537
Marcasite ()*	Marcasite	FeS₂	171	171	1	241956	5674
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O			1	241979	915
Messelite ()*	Fairfieldite	Ca₂Fe²⁺(PO₄)₂·2H₂O			1	241901	43
Meta-autunite ()*	Meta-autunite	Ca(UO₂)₂(PO₄)₂·6H₂O	306.6	300.2	5	241886,241888,241892,241901,242001	388
Metatorbernite ()*	None	Cu(UO₂)₂(PO₄)₂·8H₂O			1	241901	443
Metavivianite ()*	Symplesite	Fe²⁺Fe³⁺₂(PO₄)₂(OH)₂·6H₂O	306.6	300.2	1	242001	26
Microcline ()*	Feldspar	K(AlSi₃O₈)	306.6	171	63	241886,241887,241888,241889,241890,241891,241892,241893,241894,241895,241897,241898,241899,241900,241901,241902,241903,241904,241905,241906,241907,241908,241909,241910,241911,241913,241914,241915,241916,241917,241919,241920,241921,241929,241930,241931,241932,241933,241934,241935,241937,241938,241939,241940,241941,241942,241943,241945,241946,241947,241948,241952,241955,241960,241962,241964,241970,241978,241985,241988,241989,241999,242001	4924
Mitridatite ()*	Arseniosiderite	Ca₂Fe³⁺₃O₂(PO₄)₃·3H₂O	306.6	300.2	3	241901,241972,242001	129
Molybdenite ()*	Molybdenite	MoS₂			5	241884,241888,242006,242007,242012	5800
Monazite-(Ce) ()*	Monazite	Ce(PO₄)			1	241886	945
Montebrasite ()*	None	LiAl(PO₄)(OH)	306.6	300.2	1	242001	200
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O			3	241888,241919,241972	1508
Moraesite ()*	None	Be₂(PO₄)(OH)·4H₂O	306.6	300.2	1	242001	35
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	306.6	171	79	241884,241886,241887,241888,241889,241890,241891,241892,241893,241894,241895,241896,241897,241898,241899,241900,241901,241902,241903,241904,241905,241906,241907,241908,241909,241910,241911,241913,241914,241915,241916,241917,241918,241919,241920,241921,241923,241929,241930,241931,241932,241933,241934,241935,241937,241938,241939,241940,241941,241942,241943,241945,241946,241947,241948,241952,241955,241956,241958,241960,241961,241962,241964,241970,241975,241978,241981,241982,241985,241988,241989,241990,241999,242000,242001,242004,242006,242009,242010	17380
Opal ()*	Amorphous	SiO₂·nH₂O	448	300.2	3	241972,241992,242001	2994
Paravauxite ()*	Laueite	Fe²⁺Al₂(PO₄)₂(OH)₂·8H₂O	306.6	300.2	1	242001	19
Petalite ()*	Not in a structural group	LiAlSi₄O₁₀	306.6	300.2	1	242000	124
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	171	171	2	241956,241976	2273
Phosphosiderite ()*	Phosphosiderite	Fe³⁺(PO₄)·2H₂O			2	241901,241903	182
Purpurite ()*	Olivine	Mn³⁺(PO₄)			1	241972	80
Pyrite ()*	Pyrite	FeS₂	448	171	22	241884,241888,241894,241901,241903,241923,241950,241953,241956,241961,241972,241976,241978,241987,241988,241993,241999,242001,242006,242010,242011,242014	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	306.6	171	3	241956,241975,242001	9056
Quartz ()*	Quartz	SiO₂	448	171	92	241884,241886,241887,241888,241889,241890,241891,241892,241893,241894,241895,241896,241897,241898,241899,241900,241901,241902,241903,241904,241905,241906,241907,241908,241909,241910,241911,241913,241914,241915,241916,241917,241918,241919,241920,241921,241923,241925,241926,241929,241930,241931,241932,241933,241934,241935,241937,241938,241939,241940,241941,241942,241943,241944,241945,241946,241947,241948,241950,241952,241953,241955,241956,241958,241959,241960,241961,241962,241964,241965,241966,241970,241972,241973,241975,241978,241985,241986,241988,241989,241990,241991,241992,241999,242001,242004,242006,242007,242009,242010,242011,242012	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	306.6	300.2	2	242001,242015	1711
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)			3	241953,241965,242015	969
Robertsite ()*	Arseniosiderite	Ca₂Mn³⁺₃O₂(PO₄)₃·3H₂O			1	241971	36
Rockbridgeite ()*	Rockbridgeite	(Fe²⁺_0.5Fe³⁺_0.5)₂Fe³⁺₃(PO₄)₃(OH)₅	306.6	300.2	2	241903,242001	206
Romanèchite ()*	None	(Ba,H₂O)₂(Mn⁴⁺,Mn³⁺)₅O₁₀	448	426	1	241992	312
Rutile ()*	Rutile	TiO₂			10	241930,241931,241932,241934,241970,241976,241978,241999,242006,242012	5614
Sapphirine ()*	Sapphirine	Mg₄(Mg₃Al₉)O₄[Si₃Al₉O₃₆]			1	241976	129
Sarcopside ()*	None	Fe²⁺₃(PO₄)₂			2	241897,241903	58
Scheelite ()*	Scheelite	Ca(WO₄)			1	241884	4894
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	306.6	171	51	241886,241887,241888,241889,241890,241891,241892,241893,241894,241895,241896,241898,241899,241900,241901,241902,241903,241904,241905,241906,241907,241908,241909,241910,241911,241913,241914,241915,241917,241918,241919,241920,241937,241938,241939,241940,241941,241942,241943,241944,241945,241946,241948,241955,241970,241972,241978,241985,241986,241988,242001	2705
Sicklerite ()*	Olivine	LiMn²⁺(PO₄)			1	241972	66
Siderite ()*	Calcite	Fe(CO₃)	306.6	300.2	3	242001,242006,242012	6417
Sillimanite ()*	Not in a structural group	Al₂SiO₅	171	171	12	241891,241902,241922,241943,241945,241956,241958,241975,241976,242000,242002,242013	1516
Smithsonite ()*	Calcite	Zn(CO₃)			4	241923,242006,242010,242012	2473
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃			1	241912	1214
Sphalerite ()*	Sphalerite	ZnS	306.6	300.2	5	241923,242001,242006,242010,242012	21482
Spinel ()*	Spinel	MgAl₂O₄			1	241976	1934
Spodumene ()*	Pyroxene	LiAlSi₂O₆	306.6	300.2	7	241884,241902,241946,241972,242001,242013,242018	688
Staurolite ()*	Staurolite	Fe²⁺₂Al₉Si₄O₂₃(OH)	306.6	171	7	241884,241956,241975,241976,242000,242006,242009	978
Strengite ()*	None	Fe³⁺(PO₄)·2H₂O			1	241903	263
Strunzite ()*	Strunzite	Mn²⁺Fe³⁺₂(PO₄)₂(OH)₂·6H₂O	306.6	300.2	3	241901,241903,242001	98
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂			3	241963,241978,241994	3337
Titanite ()*	Titanite	CaTi(SiO₄)O	171	171	2	241956,241975	4899
Torbernite ()*	None	Cu(UO₂)₂(PO₄)₂·12H₂O			1	241901	1059
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	306.6	171	2	241956,242000	2562
Triphylite ()*	Olivine	LiFe²⁺(PO₄)	306.6	300.2	4	241887,241901,241988,242001	313
Uraninite ()*	Fluorite	UO₂			6	241884,241886,241888,241890,241972,241996	2718
Uranophane-α ()*	None	Ca(UO₂)₂(SiO₃OH)₂·5H₂O			2	241884,241972	890
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀			1	241976	1395
Vivianite ()*	Vivianite	Fe²⁺₃(PO₄)₂·8H₂O	306.6	300.2	3	241901,241903,242001	636
Wardite ()*	Wardite	NaAl₃(PO₄)₂(OH)₄·2H₂O	306.6	300.2	1	242001	58
Whitmoreite ()*	Arthurite	Fe²⁺Fe³⁺₂(PO₄)₂(OH)₂·4H₂O	306.6	300.2	2	241901,242001	36
Wulfenite ()*	Scheelite	PbMoO₄			2	242006,242012	1655
Zircon ()*	Zircon	Zr(SiO₄)	306.6	300.2	7	241889,241901,241911,241932,241970,241972,242001	5251
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)			2	242006,242008	1025

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
AREPS5_257-00014	There are two Mount Monadnock's in mindat, one in NH one in VT, neither match the GPS listed in this record, but the GPS here is in N. VT near the border w/ NH.

9 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Source	Sample Num	Age from other Locality	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
AREPS5_257-00035	171	171	171							9393	Monadnock Mountain (Mount Monadnock), Jaffrey, Cheshire Co., New Hampshire, USA	Mount Monadnock	Zartman (1977)	10.1146/annurev.ea.05.050177.001353	AREPS5_257
USGS-U-Th-Pb-01454_206_238	434	434	434	206_238		zircon			Zircon	28186	Surry, Cheshire Co., New Hampshire, USA		USGS-U-Th-Pb		USGS-U-Th-Pb
USGS-U-Th-Pb-01454_207_206	448	448	448	207_206		zircon			Zircon	28186	Surry, Cheshire Co., New Hampshire, USA		USGS-U-Th-Pb		USGS-U-Th-Pb
USGS-U-Th-Pb-01454_207_235	436	436	436	207_235		zircon			Zircon	28186	Surry, Cheshire Co., New Hampshire, USA		USGS-U-Th-Pb		USGS-U-Th-Pb
USGS-U-Th-Pb-01455_206_238	426	426	426	206_238		zircon			Zircon	28186	Surry, Cheshire Co., New Hampshire, USA		USGS-U-Th-Pb		USGS-U-Th-Pb
USGS-U-Th-Pb-01455_207_206	447	447	447	207_206		zircon			Zircon	28186	Surry, Cheshire Co., New Hampshire, USA		USGS-U-Th-Pb		USGS-U-Th-Pb
USGS-U-Th-Pb-01455_207_235	430	430	430	207_235		zircon			Zircon	28186	Surry, Cheshire Co., New Hampshire, USA		USGS-U-Th-Pb		USGS-U-Th-Pb
Alexandra-0191	306.6	300.2	303.4 ± 3.2	Ar-Ar	Age of pegmatite	muscovite	12Dw60a		Muscovite	16181	Chickering Mine, Walpole, Cheshire Co., New Hampshire, USA	Chickering pegmatite	Bradley et al. (2016)	10.3749/canmin.1600035	CM54_945
AREPS5_257-00014	171	171	171					Yes		220659	Monadnock Mountain (Mount Monadnock), Lemington, Essex Co., Vermont, USA	Mount Monadnock	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...