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:
Cornwall Borough (Cornwall), Lebanon Co., Pennsylvania, USA

mindat Locality ID: 215681
mindat URL: http://www.mindat.org/loc-215681.html

Tectonic Settings:

Total number of sublocalities beneath "Cornwall Borough (Cornwall), Lebanon Co., Pennsylvania, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Cornwall Mines (Cornwall Iron Mine)

Latitude: 40°15'59"N
Longitude: 76°24'"W
Decimal Degree (lat, lon): 40.266388888889,-76.4

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	Apophyllite	Aragonite	Baryte	Botryogen	Brochantite	Brucite	Calcite
Chalcanthite	Chalcopyrite	Clay	Clinozoisite	Copper	Corundum	Covellite	Epidote	Feldspar	Fluorite
Gadolinite	Garnet	Gypsum	Hydrotalcite	Kaolinite	Malachite	Marcasite	Melanterite	Mica	Millerite
Natrolite	Nickeline	None	Not in a structural group	Olivine	Prehnite	Pyrite	Pyroxene	Quartz	Rocksalt
Ruizite	Rutile	Serpentine	Sphalerite	Spinel	Talc	Thomsonite	Titanite	Tochilinite	Tourmaline
Vesuvianite	Vivianite	Wurtzite

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 Co Cu F Fe H K Li Mg Mn Na Ni O Pb S Si Ti Zn

Elements from minerals reported directly at this locality: Al H O Si

Structural Groups for minerals in this locality:
Allophane Amphibole Analcime Apophyllite Aragonite Baryte Botryogen Brochantite Brucite Calcite
Chalcanthite Chalcopyrite Clay Clinozoisite Copper Corundum Covellite Epidote Feldspar Fluorite
Gadolinite Garnet Gypsum Hydrotalcite Kaolinite Malachite Marcasite Melanterite Mica Millerite
Natrolite Nickeline None Not in a structural group Olivine Prehnite Pyrite Pyroxene Quartz Rocksalt
Ruizite Rutile Serpentine Sphalerite Spinel Talc Thomsonite Titanite Tochilinite Tourmaline
Vesuvianite Vivianite Wurtzite

66 IMA Minerals at location:

Actinolite ()*	Albite ()*	Allophane ()*	Analcime ()*	Andradite ()*
Anorthite ()*	Antigorite ()*	Aragonite ()*	Augite ()*	Azurite ()*
Baryte ()*	Bieberite ()*	Botryogen ()*	Brochantite ()*	Brucite ()*
Calcite ()*	Chalcanthite ()*	Chalcocite ()*	Chalcopyrite ()*	Chrysocolla ()*
Chrysotile ()*	Copper ()*	Covellite ()*	Cuprite ()*	Datolite ()*
Diopside ()*	Elbaite ()*	Enstatite ()*	Epidote ()*	Erythrite ()*
Fluorite ()*	Forsterite ()*	Galena ()*	Grossular ()*	Gypsum ()*
Hematite ()*	Hydroxyapophyllite-(K) ()*	Ilmenite ()*	Kaolinite ()*	Langite ()*
Laumontite ()*	Magnetite ()*	Malachite ()*	Marcasite ()*	Microcline ()*
Millerite ()*	Muscovite ()*	Natrolite ()*	Orthoclase ()*	Phlogopite ()*
Pigeonite ()*	Prehnite ()*	Pyrite ()*	Pyroaurite ()*	Pyrrhotite ()*
Quartz ()*	Ruizite ()*	Rutile ()*	Sphalerite ()*	Talc ()*
Thomsonite-Ca ()*	Titanite ()*	Tochilinite ()*	Tremolite ()*	Vesuvianite ()*
Wurtzite ()*

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	263039	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	263039	8803
Allophane ()*	Allophane	Al₂O₃(SiO₂)_1.3-2.0·2.5-3.0H₂O	0		470
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	263039	1627
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	1	263039	1534
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)	1	263039	1036
Antigorite ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	1	263039	708
Aragonite ()*	Aragonite	Ca(CO₃)	1	263039	3250
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	1	263039	2060
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	1	263039	5509
Baryte ()*	Baryte	Ba(SO₄)	1	263039	11547
Bieberite ()*	Melanterite	Co(SO₄)·7H₂O	1	263039	50
Botryogen ()*	Botryogen	MgFe³⁺(SO₄)₂(OH)·7H₂O	1	263039	45
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	1	263039	1633
Brucite ()*	Brucite	Mg(OH)₂	1	263039	462
Calcite ()*	Calcite	Ca(CO₃)	1	263039	27770
Chalcanthite ()*	Chalcanthite	Cu(SO₄)·5H₂O	1	263039	925
Chalcocite ()*	None	Cu₂S	1	263039	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	263039	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	1	263039	3531
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	1	263039	951
Copper ()*	Copper	Cu	1	263039	3846
Covellite ()*	Covellite	CuS	1	263039	4165
Cuprite ()*	Not in a structural group	Cu₂O	1	263039	2970
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	1	263039	498
Diopside ()*	Pyroxene	CaMgSi₂O₆	1	263039	4135
Elbaite ()*	Tourmaline	Na(Al_1.5Li_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	1	263039	520
Enstatite ()*	Pyroxene	Mg₂Si₂O₆	1	263039	944
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	263039	8173
Erythrite ()*	Vivianite	Co₃(AsO₄)₂·8H₂O	1	263039	814
Fluorite ()*	Fluorite	CaF₂	1	263039	9617
Forsterite ()*	Olivine	Mg₂(SiO₄)	1	263039	1188
Galena ()*	Rocksalt	PbS	1	263039	24243
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	1	263039	1544
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	263039	6890
Hematite ()*	Corundum	Fe₂O₃	1	263039	14640
Hydroxyapophyllite-(K) ()*	Apophyllite	KCa₄Si₈O₂₀(OH,F)·8H₂O	1	263039	85
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	1	263039	5433
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	263039	5591
Langite ()*	None	Cu₄(SO₄)(OH)₆·2H₂O	1	263039	593
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1	263039	1271
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	263039	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	263039	12537
Marcasite ()*	Marcasite	FeS₂	1	263039	5674
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	263039	4924
Millerite ()*	Millerite	NiS	1	263039	1066
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	263039	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	263039	1236
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	1	263039	2349
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	263039	2273
Pigeonite ()*	Pyroxene	(Mg,Fe,Ca)₂Si₂O₆	1	263039	303
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	1	263039	1898
Pyrite ()*	Pyrite	FeS₂	1	263039	39462
Pyroaurite ()*	Hydrotalcite	Mg₆Fe³⁺₂(CO₃)(OH)₁₆·4H₂O	1	263039	89
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	263039	9056
Quartz ()*	Quartz	SiO₂	1	263039	61156
Ruizite ()*	Ruizite	Ca₂Mn³⁺₂Si₄O₁₁(OH)₄·2H₂O	1	263039	6
Rutile ()*	Rutile	TiO₂	1	263039	5614
Sphalerite ()*	Sphalerite	ZnS	1	263039	21482
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	263039	3337
Thomsonite-Ca ()*	Thomsonite	NaCa₂(Al₅Si₅)O₂₀·6H₂O	1	263039	452
Titanite ()*	Titanite	CaTi(SiO₄)O	1	263039	4899
Tochilinite ()*	Tochilinite	6(Fe_0.9S)·5[(Mg,Fe)(OH)₂]	1	263039	56
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	1	263039	2562
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	1	263039	1395
Wurtzite ()*	Wurtzite	ZnS	1	263039	372

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...