Category:Rock formations in Pennsylvania by type of rock

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Subcategories

This category has the following 10 subcategories, out of 10 total.

C

Conglomerate formations in Pennsylvania‎ (6 C)

D

Dolomite formations in Pennsylvania‎ (7 C)

G

Granite formations in Pennsylvania‎ (1 F)

L

Limestone formations in Pennsylvania‎ (24 C, 3 F)

M

Mudstone formations in Pennsylvania‎ (3 C)

Q

Quartzite formations in Pennsylvania‎ (3 C)

S

Sandstone formations in Pennsylvania‎ (34 C, 11 F)
Schist formations in Pennsylvania‎ (2 C)
Shale formations in Pennsylvania‎ (21 C)
Siltstone formations in Pennsylvania‎ (7 C)

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