Mechanisms to generate ultrahigh-temperature metamorphism
Ultrahigh-temperature (UHT; T max≥ 900° C) metamorphism requires unusually high heat
in continental crust at depths of 15–55 km, but how such extreme thermal conditions are …
in continental crust at depths of 15–55 km, but how such extreme thermal conditions are …
Garnet: A rock-forming mineral petrochronometer
Garnet could be the ultimate petrochronometer. Not only can you date it directly (with an
accuracy and precision that may surprise some), but it is also a common rock-forming and …
accuracy and precision that may surprise some), but it is also a common rock-forming and …
The assembly of Rodinia: The correlation of early Neoproterozoic (ca. 900 Ma) high-grade metamorphism and continental arc formation in the southern Beishan …
An early extensive Neoproterozoic (ca. 900 Ma) continental magmatic arc system covering
hundreds of kilometers has been reported to occur in the South Beishan Orogenic Belt …
hundreds of kilometers has been reported to occur in the South Beishan Orogenic Belt …
Experimental zircon/melt and zircon/garnet trace element partitioning and implications for the geochronology of crustal rocks
Garnet is the most commonly used mineral in thermobarometry, whereas zircon is the most
robust chronometer to date high-grade metamorphic rocks. To provide a basis for correlation …
robust chronometer to date high-grade metamorphic rocks. To provide a basis for correlation …
Relating zircon and monazite domains to garnet growth zones: age and duration of granulite facies metamorphism in the Val Malenco lower crust
Zircon from a lower crustal metapelitic granulite (Val Malenco, N‐Italy) display inherited
cores, and three metamorphic overgrowths with ages of 281±2, 269±3 and 258±4 Ma. Using …
cores, and three metamorphic overgrowths with ages of 281±2, 269±3 and 258±4 Ma. Using …
Metamorphic effect on zircon Lu–Hf and U–Pb isotope systems in ultrahigh-pressure eclogite-facies metagranite and metabasite
The Hf isotope composition of original igneous or detrital zircons in high-grade metamorphic
rocks can be used to trace protolith origin, but metamorphic effect on the Hf isotope …
rocks can be used to trace protolith origin, but metamorphic effect on the Hf isotope …
Burial rates during prograde metamorphism of an ultra-high-pressure terrane: an example from Lago di Cignana, western Alps, Italy
Estimation of burial rates and duration of prograde metamorphism of ultra-high-pressure
(UHP) rocks (T= 590–630° C, P= 2.7–2.9 GPa) of the Zermatt–Saas ophiolite from Lago di …
(UHP) rocks (T= 590–630° C, P= 2.7–2.9 GPa) of the Zermatt–Saas ophiolite from Lago di …
Temperature and bulk composition control on the growth of monazite and zircon during low-pressure anatexis (Mount Stafford, central Australia)
The formation, age and trace element composition of zircon and monazite were investigated
across the prograde, low-pressure metamorphic sequence at Mount Stafford (central …
across the prograde, low-pressure metamorphic sequence at Mount Stafford (central …
Early cretaceous granitoids and their implications for the collapse of the Dabie orogen, eastern China: SHRIMP zircon U–Pb dating and geochemistry
H Xu, C Ma, K Ye - Chemical Geology, 2007 - Elsevier
Two stages of early Cretaceous post-orogenic granitoids are recognized in the Dabie
orogen, eastern China, which recorded processes of extensional collapse of the orogen …
orogen, eastern China, which recorded processes of extensional collapse of the orogen …
Changes in dip of subducted slabs at depth: petrological and geochronological evidence from HP–UHP rocks (Tianshan, NW-China)
High-resolution seismic imaging has previously revealed sudden changes in the dip of
subducted oceanic plates. This 'kinking'feature is crucial because in many subduction zones …
subducted oceanic plates. This 'kinking'feature is crucial because in many subduction zones …