Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Ilmenite from
Wissahickon Valley, Philadelphia, Philadelphia County, Pennsylvania, USA


05940590017369442899229.jpg
Ilmenite, etc.

Wissahickon Valley, Philadelphia, Philadelphia County, Pennsylvania, USA
05940590017369442899229.jpg
Ilmenite, etc.

Wissahickon Valley, Philadelphia, Philadelphia County, Pennsylvania, USA
02187160017369442903396.jpg
Ilmenite, etc.

Wissahickon Valley, Philadelphia, Philadelphia County, Pennsylvania, USA
Locality type:Valley
Classification
Species:Ilmenite
Formula:Fe2+TiO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz1
Data
Mineral Data:Click here to view Ilmenite data
Locality Data:Click here to view Wissahickon Valley, Philadelphia, Philadelphia County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:320600
Long-form Identifier:1:3:320600:3
GUID (UUID V4):0
Nearest other occurrences of Ilmenite
3.4km (2.1 miles) ⓘFlat Rock Tunnel, Lower Merion Township, Montgomery County, Pennsylvania, USA
4.0km (2.5 miles) ⓘPrince's Soapstone Quarry, Lafayette Station, Philadelphia County, Pennsylvania, USA
4.2km (2.6 miles) ⓘGladwyne Quarries, Gladwyne, Lower Merion Township, Montgomery County, Pennsylvania, USA
5.8km (3.6 miles) ⓘFalls of Schuylkill, Fairmount Park, Philadelphia, Philadelphia County, Pennsylvania, USA
19.2km (11.9 miles) ⓘDeshong's Quarry, Leiperville, Ridley Township, Delaware County, Pennsylvania, USA
35.8km (22.3 miles) ⓘBrinton's Quarry, Westtown Township, Chester County, Pennsylvania, USA
43.8km (27.2 miles) ⓘBrookville syenite deposit, Brookville, Delaware Township, Hunterdon County, New Jersey, USA
44.8km (27.8 miles) ⓘFrench Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
55.3km (34.4 miles) ⓘShimerville, Upper Milford Township, Lehigh County, Pennsylvania, USA
57.1km (35.5 miles) ⓘMargerum Brothers Quarry, West Windsor Township, Mercer County, New Jersey, USA
References
Gordon, Samuel G. (1922) The Mineralogy of Pennsylvania. Special Publication 1. The Academy of Natural Sciences of Philadelphia 255pp.
 
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