Orthogneiss.

Biotite tonalite gneiss and hornblende-biotite tonalite gneiss (~1870 Ma) north of North Fork of Clearwater River, and south of Coeur d'Alene. (Mesoproterozoic to Archean Basement Rocks).
State Idaho
Name Orthogneiss.
Geologic age Paleoproterozoic
Lithologic constituents
Major
Metamorphic > Metaigneous > OrthogneissBiotite tonalite gneiss and hornblende-biotite tonalite gneiss.
References

Lewis, Reed S., Link, Paul K., Stanford, Loudon R., and Long, Sean P., Geologic Map of Idaho, 2012, Idaho Geological Survey, Geologic Map 9 (M-9); Scale 1:500,000.

NGMDB product
Counties Clearwater - Kootenai - Shoshone