Local bulk composition effects on metamorphic mineral assemblages

P Lanari, M Engi - Reviews in Mineralogy and …, 2017‏ - pubs.geoscienceworld.org
Plate tectonic forcing leads to changes in the physical conditions that affect the lithosphere.
In response to such changes, notably the local temperature (T) and pressure (P), rocks …

A Cenozoic record of deep oceanic Zn isotopic composition in ferromanganese crusts

M Zhao, N Planavsky, X Wang, Y Zhang… - American Journal of …, 2023‏ - ajsonline.org
Water plays a critical role in erosion and sediment transport and this relationship is most
evident in the hyperarid Atacama Desert of Northern Chile, a region characterized by …

[HTML][HTML] On ultrahigh temperature crustal metamorphism: Phase equilibria, trace element thermometry, bulk composition, heat sources, timescales and tectonic …

DE Kelsey, M Hand - Geoscience Frontiers, 2015‏ - Elsevier
Ultrahigh temperature (UHT) metamorphism is the most thermally extreme form of regional
crustal metamorphism, with temperatures exceeding 900° C. UHT crustal metamorphism is …

[كتاب][B] Microtectonics

CW Passchier, RAJ Trouw - 2005‏ - books.google.com
Microtectonics deals with the interpretation of microstructures, small-scale deformation
structures in rocks that yield abundant information on the history and type of deformation and …

The origins of granulites: a metamorphic perspective

SL Harley - Geological magazine, 1989‏ - cambridge.org
Although many recent reviews emphasize a uniformity in granulite pressure–temperature (P–
T) conditions and paths, granulites in reality preserve a spectrum of important petrogenetic …

Experimental determination of the fluid-absent melting relations in the pelitic system: consequences for crustal differentiation

D Vielzeuf, JR Holloway - Contributions to Mineralogy and Petrology, 1988‏ - Springer
In order to provide additional constraints on models for partial melting of common
metasediments, we have studied experimentally the melting of a natural metapelite under …

Preservation of garnet growth zoning and the duration of prograde metamorphism

MJ Caddick, J Konopásek, AB Thompson - Journal of Petrology, 2010‏ - academic.oup.com
Chemically zoned garnet growth and coeval modification of this zoning through diffusion are
calculated during prograde metamorphic heating to temperatures of up to 850° C. This …

Origin and evolution of the late Precambrian high-grade Yaoundé gneisses (Cameroon)

JP Nzenti, P Barbey, J Macaudiere, D Soba - Precambrian research, 1988‏ - Elsevier
The Yaoundé series is composed of low to high-grade garnet-bearing schists and gneisses
belonging to the Pan-African North-equatorial fold belt. The high-grade rocks consist of …

Garnet: A rock-forming mineral petrochronometer

EF Baxter, MJ Caddick… - Reviews in Mineralogy …, 2017‏ - pubs.geoscienceworld.org
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 …

Regional metamorphism at extreme conditions: Implications for orogeny at convergent plate margins

YF Zheng, RX Chen - Journal of Asian Earth Sciences, 2017‏ - Elsevier
Regional metamorphism at extreme conditions refers either to Alpine-type metamorphism at
low geothermal gradients of< 10° C/km, or to Buchan-type metamorphism at high …