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:
Tilly Foster Iron Mine, Brewster, Town Of Southeast, Putnam Co., New York, USA

mindat Locality ID: 4004
mindat URL: http://www.mindat.org/loc-4004.html

Tectonic Settings:

Total number of sublocalities beneath "Tilly Foster Iron Mine, Brewster, Town Of Southeast, Putnam Co., New York, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 41°24'59"N
Longitude: 73°38'59"W
Decimal Degree (lat, lon): 41.416388888889,-73.649722222222

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	Allophane	Alunite	Amorphous	Amphibole	Apatite	Aragonite	Arsenopyrite	Autunite	Axinite
Baryte	Brochantite	Brucite	Calcite	Chalcopyrite	Chlorite	Clay	Clinozoisite	Corundum	Danburite
Diaspore	Epidote	Feldspar	Fluorite	Gadolinite	Garnet	Gypsum	Hexahydrite	Humite	Hydrotalcite
Ilvaite	Linarite	Malachite	Marcasite	Melanterite	Mica	Molybdenite	Natrolite	Nickeline	None
Not in a structural group	Palygorskite	Pectolite	Prehnite	Pyrite	Pyroxene	Quartz	Rocksalt	Rutile	Scapolite
Scheelite	Serpentine	Smectite-vermiculite	Sphalerite	Spinel	Sulphur	Talc	Thomsonite	Titanite	Tourmaline
Vivianite	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 C Ca Ce Cl Co Cu F Fe H K Mg Mo Na O P Pb S Si Ti U W Zn Zr

Elements from minerals reported directly at this locality: Al As B Ba C Ca Ce Cl Co Cu F Fe H K Mg Mo Na O P Pb S Si Ti U W Zn Zr

Structural Groups for minerals in this locality:
Allanite Allophane Alunite Amorphous Amphibole Apatite Aragonite Arsenopyrite Autunite Axinite
Baryte Brochantite Brucite Calcite Chalcopyrite Chlorite Clay Clinozoisite Corundum Danburite
Diaspore Epidote Feldspar Fluorite Gadolinite Garnet Gypsum Hexahydrite Humite Hydrotalcite
Ilvaite Linarite Malachite Marcasite Melanterite Mica Molybdenite Natrolite Nickeline None
Not in a structural group Palygorskite Pectolite Prehnite Pyrite Pyroxene Quartz Rocksalt Rutile Scapolite
Scheelite Serpentine Smectite-vermiculite Sphalerite Spinel Sulphur Talc Thomsonite Titanite Tourmaline
Vivianite Zircon

86 IMA Minerals at location:

Actinolite ()*	Albite ()*	Allanite-(Ce) ()*	Almandine ()*	Anhydrite ()*
Antigorite ()*	Aragonite ()*	Arsenopyrite ()*	Augite ()*	Autunite ()*
Axinite-(Fe) ()*	Baryte ()*	Bornite ()*	Brochantite ()*	Brucite ()*
Calcite ()*	Cerussite ()*	Chalcopyrite ()*	Chondrodite ()*	Chrysocolla ()*
Chrysotile ()*	Clinochlore ()*	Clinohumite ()*	Clinozoisite ()*	Danburite ()*
Datolite ()*	Diopside ()*	Dolomite ()*	Dravite ()*	Enstatite ()*
Epidote ()*	Erythrite ()*	Ferro-actinolite ()*	Fluorapatite ()*	Fluorite ()*
Galena ()*	Goethite ()*	Graphite ()*	Grossular ()*	Gypsum ()*
Hedenbergite ()*	Hematite ()*	Hexahydrite ()*	Humite ()*	Hydromagnesite ()*
Hydrotalcite ()*	Ilmenite ()*	Ilvaite ()*	Jarosite ()*	Laumontite ()*
Linarite ()*	Linnaeite ()*	Lizardite ()*	Magnesite ()*	Magnetite ()*
Malachite ()*	Marcasite ()*	Marialite ()*	Melanterite ()*	Microcline ()*
Molybdenite ()*	Muscovite ()*	Natrolite ()*	Opal ()*	Palygorskite ()*
Pargasite ()*	Pectolite ()*	Phlogopite ()*	Posnjakite ()*	Prehnite ()*
Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Riebeckite ()*	Rutile ()*
Scheelite ()*	Siderite ()*	Sphalerite ()*	Spinel ()*	Sulphur ()*
Talc ()*	Thomsonite-Ca ()*	Titanite ()*	Tremolite ()*	Vermiculite ()*
Zircon ()*

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	706
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	2353
Anhydrite ()*	Not in a structural group	Ca(SO₄)	1588
Antigorite ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	708
Aragonite ()*	Aragonite	Ca(CO₃)	3250
Arsenopyrite ()*	Arsenopyrite	FeAsS	9052
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	2060
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	1272
Axinite-(Fe) ()*	Axinite	Ca₄Fe²⁺₂Al₄[B₂Si₈O₃₀](OH)₂	260
Baryte ()*	Baryte	Ba(SO₄)	11547
Bornite ()*	None	Cu₅FeS₄	5516
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	1633
Brucite ()*	Brucite	Mg(OH)₂	462
Calcite ()*	Calcite	Ca(CO₃)	27770
Cerussite ()*	Aragonite	Pb(CO₃)	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	27198
Chondrodite ()*	Humite	Mg₅(SiO₄)₂F₂	285
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	3531
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	951
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	1756
Clinohumite ()*	Humite	Mg₉(SiO₄)₄F₂	236
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1025
Danburite ()*	Danburite	CaB₂Si₂O₈	148
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	498
Diopside ()*	Pyroxene	CaMgSi₂O₆	4135
Dolomite ()*	None	CaMg(CO₃)₂	9895
Dravite ()*	Tourmaline	NaMg₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	648
Enstatite ()*	Pyroxene	Mg₂Si₂O₆	944
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	8173
Erythrite ()*	Vivianite	Co₃(AsO₄)₂·8H₂O	814
Ferro-actinolite ()*	Amphibole	Ca₂(Mg_2.5-0.0Fe²⁺_2.5-5.0)Si₈O₂₂(OH)₂	129
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	2740
Fluorite ()*	Fluorite	CaF₂	9617
Galena ()*	Rocksalt	PbS	24243
Goethite ()*	Diaspore	FeO(OH)	7437
Graphite ()*	None	C	2812
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	1544
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	6890
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆	741
Hematite ()*	Corundum	Fe₂O₃	14640
Hexahydrite ()*	Hexahydrite	Mg(SO₄)·6H₂O	251
Humite ()*	Humite	Mg₇(SiO₄)₃F₂	80
Hydromagnesite ()*	None	Mg₅(CO₃)₄(OH)₂·4H₂O	341
Hydrotalcite ()*	Hydrotalcite	Mg₆Al₂CO₃(OH)₁₆(H₂O)₄	87
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	5433
Ilvaite ()*	Ilvaite	CaFe³⁺Fe²⁺₂O(Si₂O₇)(OH)	197
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	2228
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1271
Linarite ()*	Linarite	CuPb(SO₄)(OH)₂	987
Linnaeite ()*	Spinel	Co²⁺Co³⁺₂S₄	249
Lizardite ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	359
Magnesite ()*	Calcite	Mg(CO₃)	1487
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	12537
Marcasite ()*	Marcasite	FeS₂	5674
Marialite ()*	Scapolite	Na₄Al₃Si₉O₂₄Cl	139
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	915
Microcline ()*	Feldspar	K(AlSi₃O₈)	4924
Molybdenite ()*	Molybdenite	MoS₂	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1236
Opal ()*	Amorphous	SiO₂·nH₂O	2994
Palygorskite ()*	Palygorskite Clay	(Mg,Al)₂Si₄O₁₀(OH)·4H₂O	306
Pargasite ()*	Amphibole	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂	313
Pectolite ()*	Pectolite	NaCa₂Si₃O₈(OH)	363
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	2273
Posnjakite ()*	None	Cu₄(SO₄)(OH)₆·H₂O	309
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	1898
Pyrite ()*	Pyrite	FeS₂	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	9056
Quartz ()*	Quartz	SiO₂	61156
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂	375
Rutile ()*	Rutile	TiO₂	5614
Scheelite ()*	Scheelite	Ca(WO₄)	4894
Siderite ()*	Calcite	Fe(CO₃)	6417
Sphalerite ()*	Sphalerite	ZnS	21482
Spinel ()*	Spinel	MgAl₂O₄	1934
Sulphur ()*	Sulphur	S	2045
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	3337
Thomsonite-Ca ()*	Thomsonite	NaCa₂(Al₅Si₅)O₂₀·6H₂O	452
Titanite ()*	Titanite	CaTi(SiO₄)O	4899
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	2562
Vermiculite ()*	Clay Smectite-vermiculite	Mg_0.7(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O	652
Zircon ()*	Zircon	Zr(SiO₄)	5251

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL
R040071	Tilly Foster Iron Mine, Brewster, Town Of Southeast, Putnam Co., New York, USA	https://rruff.info/R040071
R050665	Tilly Foster Iron Mine, Brewster, Town Of Southeast, Putnam Co., New York, USA	https://rruff.info/R050665

All locality data graciously provided by mindat.org

All age data...