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Wausau Pluton; Aplite

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Pale-orange to pink, fine-grained porphyritic aplite
State Wisconsin
Name Wausau Pluton; Aplite
Geologic age Middle Proterozoic
Lithologic constituents
Major
Igneous > Hypabyssal > Felsic-hypabyssalaplite
References

Sims, P.K., 1992, Geologic map of Precambrian rocks, southern Lake Superior region, Wisconsin and northern Michigan: U.S. Geological Survey Miscellaneous Investigations Map I-2185, scale 1:500,000.

https://pubs.er.usgs.gov/publication/i2185
NGMDB product
Counties Marathon