a pressure-temperature range and specific starting material. Subduction zone metamorphism is characterized by a low temperature, high-ultrahigh pressure...
19 KB (2,315 words) - 22:30, 2 March 2024
a pressure-temperature range and specific starting material. Subduction zone metamorphism is characterized by a low temperature, high-ultrahigh pressure...
67 KB (8,304 words) - 23:31, 22 May 2025
processes that help bring about metamorphism. However, metamorphism can take place without metasomatism (isochemical metamorphism) or at depths of just a few...
37 KB (4,412 words) - 19:22, 26 March 2025
The Hellenic subduction zone (HSZ) is the convergent boundary between the African plate and the Aegean Sea plate, where oceanic crust of the African continent...
11 KB (1,355 words) - 13:03, 5 March 2025
Volcanic arc (redirect from Subduction arc)
Back-arc basin Island arc Subduction zone metamorphism Volcanic field Volcanic island Stern, Robert J. (December 2002). "Subduction zones". Reviews of Geophysics...
19 KB (2,425 words) - 01:39, 25 December 2024
subduction proceeds at low thermal gradients of less than 10°C/km, the exhumation proceeds at elevated thermal gradients of 10-30°C/km. Metamorphism of...
25 KB (3,643 words) - 16:53, 16 December 2024
Metamorphism is the transformation of existing rock (the protolith) to rock with a different mineral composition or texture. Metamorphism takes place...
51 KB (5,769 words) - 16:54, 25 May 2025
Farallon Trench (category Subduction zones)
of regional metamorphism. The formation of Franciscan Melange and blueschist units along paleo-coastlines resulted from this subduction and are direct...
9 KB (1,176 words) - 19:33, 12 December 2024
Slab (geology) (category Subduction)
Geoffrey A.; van Keken, Peter E. (2008). "Seismic imaging of subduction zone metamorphism". Geology. 36 (4): 275. Bibcode:2008Geo....36..275R. doi:10.1130/G24112A...
9 KB (875 words) - 21:07, 22 May 2025
Serpentinite mud is the product of mantle metasomatism due to subduction zone metamorphism and slab dehydration. As a result, the serpentinite mud that...
17 KB (1,687 words) - 23:50, 22 May 2025
mineral talc. It is produced by dynamothermal metamorphism and metasomatism, which occur in subduction zones, changing rocks by heat and pressure, with influx...
26 KB (2,839 words) - 01:06, 25 May 2025
indicator minerals jadeite and glaucophane, characteristic of subduction zone metamorphism. The rocks of Angel Island have been grouped with similar rocks...
44 KB (4,666 words) - 00:21, 17 May 2025
collision is a variation on the fundamental process of subduction, whereby the subduction zone is destroyed, mountains produced, and two continents sutured...
11 KB (1,475 words) - 20:07, 23 May 2025
005. ISSN 0191-8141. Searle, Michael P.; Cox, Jon (May 2002). "Subduction zone metamorphism during formation and emplacement of the Semail ophiolite in the...
54 KB (5,233 words) - 17:35, 21 May 2025
a metamorphic zone is an area where, as a result of metamorphism, the same combination of minerals occur in the bedrock. These zones occur because most...
6 KB (585 words) - 17:01, 1 April 2025
Cascade Volcanoes (section Cascadia subduction zone)
well over 700 miles (1,100 km). The arc formed due to subduction along the Cascadia subduction zone. Although taking its name from the Cascade Range, this...
44 KB (4,939 words) - 00:49, 24 May 2025
the Proterozoic. A subduction zone off the coast of proto-Australia and the collision of the Warumpi Province led to metamorphism. List of orogenies Payne...
1 KB (96 words) - 04:01, 23 April 2025
Accretionary wedge (category Subduction)
Flysch of Penninic Unit. Subduction zone metamorphism "Introduction to the Landforms and Geology of Japan: Japan in a subduction zone". Archived from the original...
20 KB (2,584 words) - 20:42, 23 May 2025
antigorite its perfect cleavage. Serpentine subgroup Serpentinite Subduction zone metamorphism – Hydrous minerals of a subducting slab Warr, L.N. (2021). "IMA–CNMNC...
12 KB (1,126 words) - 23:06, 22 May 2025
Dharwar Craton (section Closure of subduction zones)
final cratonisation finished in 2400 Ma through slow cooling. Subduction zone metamorphism Geochronology Thermochronology Magma differentiation Jayananda...
39 KB (3,565 words) - 10:45, 24 May 2025
Blueschist (redirect from Blue-schist metamorphism)
temperature conditions which produce this type of metamorphism. List of minerals List of rock types Metamorphism "Blueschist". About.com Education. Archived...
8 KB (847 words) - 16:13, 21 May 2025
Nankai Trough (category Subduction zones)
clathrate. In plate tectonics, the Nankai Trough marks a subduction zone that is caused by subduction of the Philippine Sea plate beneath Japan, part of the...
20 KB (2,898 words) - 06:51, 20 May 2025
gravitational instability of mature oceanic lithosphere has the effect that at subduction zones, oceanic lithosphere invariably sinks underneath the overriding lithosphere...
16 KB (1,895 words) - 23:39, 5 May 2025
from metamorphism caused partial melting, initiating a series of extrusive volcanism to form the arc of Loyalty Ridge/Islands. The oblique subduction was...
59 KB (6,209 words) - 14:15, 22 May 2025
Rock cycle (section Subduction zones)
fractures starts the retrograde metamorphism of the new rock. The new basaltic oceanic crust eventually meets a subduction zone as it moves away from the spreading...
18 KB (2,209 words) - 18:01, 26 May 2025
ultrahigh-pressure (UHP) metamorphic rocks that are indicative of subduction zone metamorphism. The eclogites in central Tibet are of Early Mesozoic origin...
20 KB (2,364 words) - 08:27, 14 July 2024
Trans-Hudson orogeny (redirect from Trans-Hudsonian Suture Zone)
and thrust faulting along with metamorphism and hundreds of huge granitic intrusions. The THO is a right-angled suture zone that extends eastward from Saskatchewan...
13 KB (1,468 words) - 09:26, 5 April 2025
Orogeny (section Subduction)
batholiths. Subduction zones consume oceanic crust, thicken lithosphere, and produce earthquakes and volcanoes. Not all subduction zones produce orogenic...
40 KB (4,457 words) - 15:19, 26 April 2025
contain areas of low-pressure, low- to high-temperature metamorphism.: 3 The folding and metamorphism increased in intensity to the south and southeast,: 1 ...
35 KB (3,741 words) - 17:19, 23 May 2025
Serpentinization (section Subduction Zones)
an important phenomenon in subduction zones that has a strong control on the water cycle and geodynamics of a subduction zone. Here mantle rock is cooled...
30 KB (3,132 words) - 05:12, 26 May 2025