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:
York Co., Maine, USA

Oldest recorded age at locality: 334
Youngest recorded age at locality: 116

mindat Locality ID: 22859
mindat URL: http://www.mindat.org/loc-22859.html

Tectonic Settings:

Total number of sublocalities beneath "York Co., Maine, USA": 79
Total number of bottom-level sublocalities: 67

Number of Child Localities: 30
Child Localities:
Acton
Alfred
Arundel
Berwick
Biddeford
Buxton
Cashes Ledge
Cornish
Dayton
Eliot
Hollis
Kennebunk
Kennebunkport
Kittery
Lebanon
Limerick
Limington
Lyman
Newfield
North Berwick
Ogunquit
Old Orchard Beach
Parsonsfield
Saco
Sanford
Shapleigh
South Berwick
Waterboro
Wells
York

Latitude: 43°26'55"N
Longitude: 70°35'57"W
Decimal Degree (lat, lon): 43.448611111111,-70.599166666667

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.

Allanite	Amphibole	Analcime	Andalusite	Apatite	Arsenopyrite	Astrophyllite	Baryte	Beryl	Calcite
Cancrinite-sodalite	Chalcopyrite	Chlorite	Clay	Clinozoisite	Copper	Corundum	Diaspore	Epidote	Feldspar
Fluorite	Garnet	Kaolinite	Mica	Molybdenite	Nickeline	None	Not in a structural group	Olivine	Pentlandite
Pyrite	Pyroxene	Quartz	Rocksalt	Rutile	Sapphirine	Scapolite	Scheelite	Serpentine	Sodalite
Sphalerite	Spinel	Titanite	Tourmaline	Tridymite	Vesuvianite	Wurtzite	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 B Be C Ca Cd Ce Cl Cu F Fe H K Mg Mn Mo Na Ni O P Pb S Si Sn Ti W Zn Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allanite Amphibole Analcime Andalusite Apatite Arsenopyrite Astrophyllite Baryte Beryl Calcite
Cancrinite-sodalite Chalcopyrite Chlorite Clay Clinozoisite Copper Corundum Diaspore Epidote Feldspar
Fluorite Garnet Kaolinite Mica Molybdenite Nickeline None Not in a structural group Olivine Pentlandite
Pyrite Pyroxene Quartz Rocksalt Rutile Sapphirine Scapolite Scheelite Serpentine Sodalite
Sphalerite Spinel Titanite Tourmaline Tridymite Vesuvianite Wurtzite Zircon

64 IMA Minerals at location:

Actinolite ()*	Aegirine ()*	Aegirine-augite ()*	Aenigmatite ()*	Albite ()*
Allanite-(Ce) ()*	Analcime ()*	Andalusite ()*	Anglesite ()*	Annite ()*
Anorthite ()*	Antigorite ()*	Arfvedsonite ()*	Arsenopyrite ()*	Astrophyllite ()*
Augite ()*	Beryl ()*	Bornite ()*	Calcite ()*	Cassiterite ()*
Chalcopyrite ()*	Clinochlore ()*	Clinozoisite ()*	Cordierite ()*	Diopside ()*
Enstatite ()*	Epidote ()*	Fayalite ()*	Ferro-hornblende ()*	Fluorapatite ()*
Fluorite ()*	Forsterite ()*	Galena ()*	Goethite ()*	Greenockite ()*
Grossular ()*	Hercynite ()*	Kaersutite ()*	Kaolinite ()*	Magnetite ()*
Meionite ()*	Microcline ()*	Molybdenite ()*	Muscovite ()*	Nepheline ()*
Orthoclase ()*	Pentlandite ()*	Powellite ()*	Pyrite ()*	Pyrophanite ()*
Pyrrhotite ()*	Quartz ()*	Riebeckite ()*	Rutile ()*	Scheelite ()*
Schorl ()*	Sillimanite ()*	Silver ()*	Sodalite ()*	Sphalerite ()*
Titanite ()*	Vesuvianite ()*	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	334	310	1	218277	3419
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	228	219.21	3	218228,218288,218289	1022
Aegirine-augite ()*	Pyroxene	(Ca,Na)(Fe³⁺,Mg,Fe²⁺)Si₂O₆	228	219.21	5	218260,218271,218279,218288,218289	286
Aenigmatite ()*	Sapphirine	Na₄[Fe²⁺₁₀Ti₂]O₄[Si₁₂O₃₆]	225.21	219.21	2	218228,218288	133
Albite ()*	Feldspar	Na(AlSi₃O₈)	334	116	7	218230,218231,218260,218277,218279,218286,218288	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	334	310	1	218277	706
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O			2	218240,218241	1627
Andalusite ()*	Andalusite	Al₂SiO₅			3	218212,218214,218263	1310
Anglesite ()*	Baryte	Pb(SO₄)			1	218214	2734
Annite ()*	Mica Clay	KFe²⁺₃(AlSi₃O₁₀)(OH)₂	225.21	219.21	1	218288	356
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)	228	116	5	218240,218241,218286,218287,218289	1036
Antigorite ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	116	116	1	218286	708
Arfvedsonite ()*	Amphibole	NaNa₂(Fe²⁺₄Fe³⁺)Si₈O₂₂(OH)₂	255	219.21	3	218283,218288,218289	295
Arsenopyrite ()*	Arsenopyrite	FeAsS	125	125	6	218212,218214,218218,218244,218251,218252	9052
Astrophyllite ()*	Astrophyllite	K₂NaFe²⁺₇Ti₂(Si₄O₁₂)₂O₂(OH)₄F			1	218228	161
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	116	116	2	218240,218286	2060
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈			1	218269	4286
Bornite ()*	None	Cu₅FeS₄			1	218214	5516
Calcite ()*	Calcite	Ca(CO₃)	334	116	13	218230,218231,218232,218256,218257,218258,218261,218270,218272,218275,218276,218277,218286	27770
Cassiterite ()*	Rutile	SnO₂	225.21	219.21	1	218288	5171
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	125	125	3	218214,218244,218251	27198
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	116	116	1	218286	1756
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	334	310	4	218231,218257,218276,218277	1025
Cordierite ()*	Beryl	Mg₂Al₄Si₅O₁₈	116	116	1	218286	1008
Diopside ()*	Pyroxene	CaMgSi₂O₆	334	116	7	218230,218231,218232,218275,218276,218277,218286	4135
Enstatite ()*	Pyroxene	Mg₂Si₂O₆	116	116	1	218286	944
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	116	116	2	218230,218286	8173
Fayalite ()*	Olivine	Fe²⁺₂(SiO₄)	255	219.21	5	218260,218279,218283,218288,218289	371
Ferro-hornblende ()*	Amphibole	Ca₂(Fe²⁺₄Al)(Si₇Al)O₂₂(OH)₂	228	228	2	218228,218289	271
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	225.21	116	2	218286,218288	2740
Fluorite ()*	Fluorite	CaF₂	334	219.21	5	218275,218276,218277,218283,218288	9617
Forsterite ()*	Olivine	Mg₂(SiO₄)	116	116	1	218286	1188
Galena ()*	Rocksalt	PbS	125	125	19	218212,218213,218214,218215,218216,218217,218218,218219,218220,218221,218222,218244,218245,218246,218251,218253,218267,218268,218271	24243
Goethite ()*	Diaspore	FeO(OH)			3	218212,218214,218218	7437
Greenockite ()*	Wurtzite	CdS	334	310	2	218275,218277	717
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	334	310	7	218230,218231,218232,218270,218275,218276,218277	1544
Hercynite ()*	Spinel	Fe²⁺Al₂O₄	228	228	1	218289	407
Kaersutite ()*	Amphibole	NaCa₂(Mg₃AlTi⁴⁺)(Si₆Al₂)O₂₂O₂			2	218240,218241	179
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄			1	218268	5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	255	116	5	218261,218280,218283,218286,218288	14899
Meionite ()*	Scapolite	Ca₄Al₆Si₆O₂₄(CO₃)	334	310	6	218230,218231,218270,218275,218276,218277	176
Microcline ()*	Feldspar	K(AlSi₃O₈)	255	219.21	9	218230,218239,218254,218260,218261,218269,218279,218283,218288	4924
Molybdenite ()*	Molybdenite	MoS₂	334	310	4	218251,218260,218275,218277	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	125	116	20	218213,218215,218216,218217,218219,218220,218221,218222,218230,218239,218244,218245,218246,218253,218254,218261,218267,218269,218271,218286	17380
Nepheline ()*	Tridymite	Na₃K(Al₄Si₄O₁₆)			2	218271,218280	884
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	225.21	116	3	218271,218286,218288	2349
Pentlandite ()*	Pentlandite	(Ni,Fe)₉S₈			1	218251	1512
Powellite ()*	Scheelite	Ca(MoO₄)	334	310	2	218251,218277	494
Pyrite ()*	Pyrite	FeS₂	334	125	19	218212,218213,218214,218215,218216,218217,218218,218219,218220,218221,218222,218244,218245,218246,218251,218252,218253,218267,218277	39462
Pyrophanite ()*	Corundum	Mn²⁺TiO₃			1	218260	244
Pyrrhotite ()*	Nickeline	Fe₇S₈	125	116	6	218212,218214,218218,218244,218251,218286	9056
Quartz ()*	Quartz	SiO₂	334	116	35	218212,218213,218214,218215,218216,218217,218218,218219,218220,218221,218222,218230,218231,218232,218239,218244,218245,218246,218251,218253,218254,218256,218257,218258,218261,218267,218268,218269,218270,218271,218272,218275,218277,218286,218288	61156
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂	228	219.21	4	218228,218279,218288,218289	375
Rutile ()*	Rutile	TiO₂	225.21	116	2	218286,218288	5614
Scheelite ()*	Scheelite	Ca(WO₄)	334	310	8	218230,218231,218232,218253,218257,218261,218275,218277	4894
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)			1	218230	2705
Sillimanite ()*	Not in a structural group	Al₂SiO₅			3	218260,218271,218279	1516
Silver ()*	Copper	Ag			2	218212,218218	5186
Sodalite ()*	Cancrinite-sodalite Sodalite	Na₄(Si₃Al₃)O₁₂Cl			3	218260,218271,218280	444
Sphalerite ()*	Sphalerite	ZnS	334	125	19	218212,218213,218214,218215,218216,218217,218218,218219,218220,218221,218222,218244,218245,218246,218251,218253,218267,218268,218277	21482
Titanite ()*	Titanite	CaTi(SiO₄)O	334	219.21	7	218230,218257,218275,218276,218277,218283,218288	4899
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	334	310	9	218230,218231,218232,218257,218270,218272,218275,218276,218277	1395
Zircon ()*	Zircon	Zr(SiO₄)	255	219.21	2	218283,218288	5251
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	225.21	219.21	1	218288	1025

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	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
AREPS5_257-00024	120	120	120					237394	Alfred, York Co., Maine, USA	Alfred	Zartman (1977)	10.1146/annurev.ea.05.050177.001353	AREPS5_257
AREPS5_257-00019	125	125	125					24356	Lebanon, York Co., Maine, USA	Lebanon	Zartman (1977)	10.1146/annurev.ea.05.050177.001353	AREPS5_257
Jen_0001472	334	310	322 ± 12		age of associated magmatism	scheelite	Scheelite	229390	Sanford, York Co., Maine, USA	Sanford	Poulin et al. (2016)	10.3749/canmin.1500023	CM54_1147
Alexandra-0420	255	239	247 ± 8	K-Ar	Age of granite	biotite		105704	Wells, York Co., Maine, USA	Wells	Zartman et al. (1970)	10.1130/0016-7606(1970)81[3359:APDOKR]2.0.CO;2	GSAB81_3359
AREPS5_257-00025	116	116	116					192750	Cape Neddick, York, York Co., Maine, USA	Cape Neddick	Zartman (1977)	10.1146/annurev.ea.05.050177.001353	AREPS5_257
USGS-Rb-Sr-03274	225.21	219.21	222.21±3	Rb-Sr	age of intrusion	whole rock		237445	Mount Agamenticus, York, York Co., Maine, USA		USGS-Rb-Sr		USGS-Rb-Sr
USGS-Rb-Sr-03275	225.21	219.21	222.21±3	Rb-Sr	age of intrusion	whole rock		237445	Mount Agamenticus, York, York Co., Maine, USA		USGS-Rb-Sr		USGS-Rb-Sr
USGS-Rb-Sr-03276	225.21	219.21	222.21±3	Rb-Sr	age of intrusion	whole rock		237445	Mount Agamenticus, York, York Co., Maine, USA		USGS-Rb-Sr		USGS-Rb-Sr
AREPS5_257-00004	228	228	228					192749	Mount Agamenticus Alkaline Syenite, York, York Co., Maine, USA	Agamenticus	Zartman (1977)	10.1146/annurev.ea.05.050177.001353	AREPS5_257

All locality data graciously provided by mindat.org

All age data...