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:
Fairmount Park, Philadelphia, Philadelphia Co., Pennsylvania, USA

mindat Locality ID: 30133
mindat URL: http://www.mindat.org/loc-30133.html

Tectonic Settings:

Total number of sublocalities beneath "Fairmount Park, Philadelphia, Philadelphia Co., Pennsylvania, USA": 4
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
East Falls
Falls Of Schuylkill
George's Hill

Latitude: 39°59'0"N
Longitude: 75°13'26"W
Decimal Degree (lat, lon): 39.983333333333,-75.223888888889

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	Amphibole	Analcime	Apatite	Autunite	Calcite	Chalcopyrite	Clay	Clinozoisite	Corundum
Epidote	Epsomite	Feldspar	Fluorite	Garnet	Halotrichite	Malachite	Mica	Molybdenite	Natrolite
Nickeline	None	Not in a structural group	Prehnite	Pyrite	Quartz	Rocksalt	Smectite-vermiculite	Sphalerite	Staurolite
Stibnite	Titanite	Tourmaline	Wurtzite	Zircon

Actinolite ()*	Albite ()*	Almandine ()*	Alunogen ()*	Analcime ()*
Anthophyllite ()*	Autunite ()*	Bismuthinite ()*	Calcite ()*	Chalcopyrite ()*
Chrysocolla ()*	Epidote ()*	Epsomite ()*	Fluorite ()*	Galena ()*
Halotrichite ()*	Ilmenite ()*	Kyanite ()*	Laumontite ()*	Malachite ()*
Microcline ()*	Molybdenite ()*	Muscovite ()*	Natrolite ()*	Orthoclase ()*
Prehnite ()*	Pyrite ()*	Pyromorphite ()*	Pyrrhotite ()*	Quartz ()*
Schorl ()*	Sillimanite ()*	Sphalerite ()*	Staurolite ()*	Titanite ()*
Uraninite ()*	Vermiculite ()*	Wurtzite ()*	Zircon ()*	Zoisite ()*

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 Bi C Ca Cl Cu F Fe H K Mg Mo Na O P Pb S Si Ti U Zn Zr

Elements from minerals reported directly at this locality: Al B Bi C Ca Cu Fe H Mg Mo Na O P S Si U Zr

Structural Groups for minerals in this locality:
Allophane Amphibole Analcime Apatite Autunite Calcite Chalcopyrite Clay Clinozoisite Corundum
Epidote Epsomite Feldspar Fluorite Garnet Halotrichite Malachite Mica Molybdenite Natrolite
Nickeline None Not in a structural group Prehnite Pyrite Quartz Rocksalt Smectite-vermiculite Sphalerite Staurolite
Stibnite Titanite Tourmaline Wurtzite Zircon

40 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# 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	1	263237	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	0		8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	263237	2353
Alunogen ()*	Not in a structural group	Al₂(SO₄)₃(H₂O)₁₂·5H₂O	2	263236,263237	272
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	263237	1627
Anthophyllite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	0		718
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	0		1272
Bismuthinite ()*	Stibnite	Bi₂S₃	0		1935
Calcite ()*	Calcite	Ca(CO₃)	1	263237	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	0		27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	0		3531
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	263237	8173
Epsomite ()*	Epsomite	Mg(SO₄)·7H₂O	1	263237	484
Fluorite ()*	Fluorite	CaF₂	1	263237	9617
Galena ()*	Rocksalt	PbS	1	263236	24243
Halotrichite ()*	Halotrichite	Fe²⁺Al₂(SO₄)₄·22H₂O	2	263236,263237	409
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	1	263237	5433
Kyanite ()*	Not in a structural group	Al₂OSiO₄	1	263237	1507
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1	263237	1271
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	0		12537
Microcline ()*	Feldspar	K(AlSi₃O₈)	2	263236,263237	4924
Molybdenite ()*	Molybdenite	MoS₂	0		5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	2	263236,263237	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	263237	1236
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	1	263237	2349
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	0		1898
Pyrite ()*	Pyrite	FeS₂	2	263236,263237	39462
Pyromorphite ()*	Apatite	Pb₅(PO₄)₃Cl	1	263236	1725
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	263237	9056
Quartz ()*	Quartz	SiO₂	3	263235,263236,263237	61156
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	0		2705
Sillimanite ()*	Not in a structural group	Al₂SiO₅	2	263236,263237	1516
Sphalerite ()*	Sphalerite	ZnS	1	263236	21482
Staurolite ()*	Staurolite	Fe²⁺₂Al₉Si₄O₂₃(OH)	0		978
Titanite ()*	Titanite	CaTi(SiO₄)O	1	263237	4899
Uraninite ()*	Fluorite	UO₂	0		2718
Vermiculite ()*	Clay Smectite-vermiculite	Mg_0.7(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O	1	263236	652
Wurtzite ()*	Wurtzite	ZnS	1	263236	372
Zircon ()*	Zircon	Zr(SiO₄)	0		5251
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	2	263237,263238	1025

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...