Biotite granite gneiss at Baker Brook (VTYBg;0)

Biotite granite gneiss at Baker Brook

Undated light-gray biotite granite gneiss containing abundant rose-colored zircon also is confined to the Pine Hill slice. Mount Holly Complex intrusive rocks. Rocks of the Green Mountain and Lincoln Mountain massifs and eastern domes.

State	Vermont
Name	Biotite granite gneiss at Baker Brook
Geologic age	Mesoproterozoic
Lithologic constituents	Major Metamorphic > Metasedimentary > ParagneissUndated light-gray biotite granite gneiss containing abundant rose-colored zircon.
Comments	Original unit label is Y3Bg, but age is only Mesoproterozoic. Changed label to YBg.
References	Ratcliffe, N.M., Stanley, R.S., Gale., M.H., Thompson, P.J., and Walsh, G.J., 2011, Bedrock geologic map of Vermont: U.S. Geological Survey Scientific Investigations Map 3184, 3 sheets, scale 1:100,000. https://pubs.er.usgs.gov/publication/sim3184
NGMDB product	NGMDB product page for 96860
Counties	Rutland - Windsor

Biotite granite gneiss at Baker Brook

Ratcliffe, N.M., Stanley, R.S., Gale., M.H., Thompson, P.J., and Walsh, G.J., 2011, Bedrock geologic map of Vermont: U.S. Geological Survey Scientific Investigations Map 3184, 3 sheets, scale 1:100,000.