The metasedimentary rocks in Nyingchi Complex contain abundant 330–364 Ma detrital zircons.
The 330–364 Ma detrital zircons were derived from the Lhasa terrane.
The Late Devonian-Early Carboniferous magmatism in the Lhasa terrane.
Late Devonian-Carboniferous magmatic rocks in the Lhasa terrane formed in an arc-back-arc setting.