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:
Allentown, Lehigh Co., Pennsylvania, USA

mindat Locality ID: 27722
mindat URL: http://www.mindat.org/loc-27722.html

Tectonic Settings:

Total number of sublocalities beneath "Allentown, Lehigh Co., Pennsylvania, USA": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Constitution Drive
South Mountain Copper Mines
Ziegenfuss Quarry

Latitude: 40°34'0"N
Longitude: 75°31'59"W
Decimal Degree (lat, lon): 40.566666666667,-75.533055555556

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	Bastnäsite	Clay	Epidote	None	Not in a structural group	Pyrite	Smectite-vermiculite	Titanite
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 C Ca Ce Cu F Fe H Na O S Si Th Ti Zr

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

Structural Groups for minerals in this locality:
Allanite Allophane Bastnäsite Clay Epidote None Not in a structural group Pyrite Smectite-vermiculite Titanite
Zircon

9 IMA Minerals at location:

Allanite-(Ce) ()*	Allophane ()*	Bastnäsite-(Ce) ()*	Cuprite ()*	Nontronite ()*
Pyrite ()*	Thorite ()*	Titanite ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	1	263048	706
Allophane ()*	Allophane	Al₂O₃(SiO₂)_1.3-2.0·2.5-3.0H₂O	0		470
Bastnäsite-(Ce) ()*	Bastnäsite	Ce(CO₃)F	1	263048	304
Cuprite ()*	Not in a structural group	Cu₂O	1	263049	2970
Nontronite ()*	Clay Smectite-vermiculite	Na_0.3Fe³⁺₂(Si,Al)₄O₁₀(OH)₂·nH₂O	0		471
Pyrite ()*	Pyrite	FeS₂	1	263048	39462
Thorite ()*	Zircon	Th(SiO₄)	1	263048	1006
Titanite ()*	Titanite	CaTi(SiO₄)O	1	263048	4899
Zircon ()*	Zircon	Zr(SiO₄)	1	263048	5251

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...