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Isograds for a single shale unit in southern Vermont PowerPoint PPT Presentation
Isograds for a single shale unit in southern Vermont - Isograds for a single shale unit in southern Vermont Which side reflects a higher grade, or higher P/T environment?
Isograds for a single shale unit in southern Vermont Which side reflects a higher grade, or higher P/T environment?
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Isograds for a single shale unit in southern Vermont PowerPoint PPT Presentation
Isograds for a single shale unit in southern Vermont - Title: Sedimentary Materials Author: Greg dRUSCHEL Created Date: 4/1/2004 8:56:36 PM Document presentation format: On-screen Show Company: University of Vermont
Title: Sedimentary Materials Author: Greg dRUSCHEL Created Date: 4/1/2004 8:56:36 PM Document presentation format: On-screen Show Company: University of Vermont
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Isograds for a single shale unit in southern Vermont PowerPoint PPT Presentation
Isograds for a single shale unit in southern Vermont - Phase diagrams Let s think about what happens to water as conditions ... Figure 21-9. The P-T phase diagram for the system Al2SiO5 calculated using the ...
Phase diagrams Let s think about what happens to water as conditions ... Figure 21-9. The P-T phase diagram for the system Al2SiO5 calculated using the ...
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Isograds for a single shale unit in southern Vermont PowerPoint PPT Presentation
Isograds for a single shale unit in southern Vermont - Isograds for a single shale unit ... Degrades to almandine (garnet at higher T) staurolite muscovite quartz = almandine aluminosilicate biotite water ...
Isograds for a single shale unit ... Degrades to almandine (garnet at higher T) staurolite muscovite quartz = almandine aluminosilicate biotite water ...
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Intersecting Isograds at Whetstone Lake Dugald Carmichael (1970) Journal of Petrology, 11, 147-181. PowerPoint PPT Presentation
Intersecting Isograds at Whetstone Lake Dugald Carmichael (1970) Journal of Petrology, 11, 147-181. - ... but will see only 3 in projection Extra components: Phase-makers TiO2 & P2O5 can be ignored as add 1 component and only 1 phase (Il & Ap) ...
... but will see only 3 in projection Extra components: Phase-makers TiO2 & P2O5 can be ignored as add 1 component and only 1 phase (Il & Ap) ...
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Note that this subdivides the chemographic diagram into 5 subtriangles, labeled AE PowerPoint PPT Presentation
Note that this subdivides the chemographic diagram into 5 subtriangles, labeled AE - Garnet Isograd. Continuous reaction type (over a range of P-T) ... This is the garnet isograd for almost all common metapelites. P,T ... Isograd ...
Garnet Isograd. Continuous reaction type (over a range of P-T) ... This is the garnet isograd for almost all common metapelites. P,T ... Isograd ...
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Concept of Index Minerals PowerPoint PPT Presentation
Concept of Index Minerals - Need to exist over narrow P-T range. The Phase Rule in Metamorphic Systems ... At the isograd. Above the isograd. Below the isograd. Bulk rock composition ...
Need to exist over narrow P-T range. The Phase Rule in Metamorphic Systems ... At the isograd. Above the isograd. Below the isograd. Bulk rock composition ...
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Chapter 8: Major Elements PowerPoint PPT Presentation
Chapter 8: Major Elements - Chapter 26: Metamorphic Reactions If we treat isograds as reactions, we can: Understand what physical variables might affect the location of a particular isograd
Chapter 26: Metamorphic Reactions If we treat isograds as reactions, we can: Understand what physical variables might affect the location of a particular isograd
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Chapter 21: Metamorphism PowerPoint PPT Presentation
Chapter 21: Metamorphism - Metamorphic Zones, Index Minerals, Isograds, Facies and Facies Series the onslaught of terminology to understand how we categorize metamorphic rocks and their ...
Metamorphic Zones, Index Minerals, Isograds, Facies and Facies Series the onslaught of terminology to understand how we categorize metamorphic rocks and their ...
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Chapter 8: Major Elements PowerPoint PPT Presentation
Chapter 8: Major Elements - Understand what physical variables might affect the location of a particular isograd ... Annite Pyrope = Phlogopite Almandine ...
Understand what physical variables might affect the location of a particular isograd ... Annite Pyrope = Phlogopite Almandine ...
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ERTH 3020: METAMORPHIC REACTIONS PowerPoint PPT Presentation
ERTH 3020: METAMORPHIC REACTIONS - spatial variations in lithology (X) or P-T conditions ... for a given lithology, map isograds based on. distribution of assemblages ...
spatial variations in lithology (X) or P-T conditions ... for a given lithology, map isograds based on. distribution of assemblages ...
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Metamorphic Facies: PowerPoint PPT Presentation
Metamorphic Facies: - 3/ Development of oriented fabric A pervasive planar fabric defined by parallel ... extended this study and introduced the concept of an isograd which is a contour ...
3/ Development of oriented fabric A pervasive planar fabric defined by parallel ... extended this study and introduced the concept of an isograd which is a contour ...
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AFM Diagram PowerPoint PPT Presentation
AFM Diagram - PowerPoint Presentation ... AFM Diagram
PowerPoint Presentation ... AFM Diagram
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P-T-t%20Paths%20and%20Their%20Significance PowerPoint PPT Presentation
P-T-t%20Paths%20and%20Their%20Significance - P-T-t Paths and Their Significance Metamorphic Field Gradient Trend of Thermal Maxima Across Metamorphic Facies Clockwise P-T-t Path P-T-t Path Reflecting Crustal ...
P-T-t Paths and Their Significance Metamorphic Field Gradient Trend of Thermal Maxima Across Metamorphic Facies Clockwise P-T-t Path P-T-t Path Reflecting Crustal ...
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Calcareous and Ultramafic Rocks PowerPoint PPT Presentation
Calcareous and Ultramafic Rocks - Calcareous and Ultramafic Rocks Reading: Winter Chapter 29 Calcareous Metamorphic Rocks Calcareous rocks are predominantly carbonates, usually limestone or dolostone ...
Calcareous and Ultramafic Rocks Reading: Winter Chapter 29 Calcareous Metamorphic Rocks Calcareous rocks are predominantly carbonates, usually limestone or dolostone ...
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The%20Phase%20Rule%20in%20Metamorphic%20Systems PowerPoint PPT Presentation
The%20Phase%20Rule%20in%20Metamorphic%20Systems - The Phase Rule in Metamorphic Systems Consider the following three scenarios: C = 1 (Al2SiO5) F = 1 common F = 2 rare F = 3 only at the specific P-T conditions of the ...
The Phase Rule in Metamorphic Systems Consider the following three scenarios: C = 1 (Al2SiO5) F = 1 common F = 2 rare F = 3 only at the specific P-T conditions of the ...
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Chapter%2021:%20Metamorphism PowerPoint PPT Presentation
Chapter%2021:%20Metamorphism - Chapter 21: Metamorphism Rocks as chemical systems (Ch. 5) a particular assemblage of coexisting phases (thermodynamic equilibrium and the phase rule)
Chapter 21: Metamorphism Rocks as chemical systems (Ch. 5) a particular assemblage of coexisting phases (thermodynamic equilibrium and the phase rule)
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Chemographic Analysis PowerPoint PPT Presentation
Chemographic Analysis - ... FM Diagram for Metapelites Most pelitic rocks can be described by the system K2O-Al2O3-FeO-MgO-SiO2-H2O Quartz ... K2O - CaO; K = K2O F = FeO + MgO + MnO Mineral ...
... FM Diagram for Metapelites Most pelitic rocks can be described by the system K2O-Al2O3-FeO-MgO-SiO2-H2O Quartz ... K2O - CaO; K = K2O F = FeO + MgO + MnO Mineral ...
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Chapter 28: Metamorphism of Pelitic Sediments PowerPoint PPT Presentation
Chapter 28: Metamorphism of Pelitic Sediments - Chapter 28: Metamorphism of Pelitic Sediments Mudstones and shales: very fine grained mature clastic sediments derived from continental crust Characteristically ...
Chapter 28: Metamorphism of Pelitic Sediments Mudstones and shales: very fine grained mature clastic sediments derived from continental crust Characteristically ...
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Metamorphic Facies: PowerPoint PPT Presentation
Metamorphic Facies: - Metamorphic Facies: Reminder of principle metamorphic changes: 1/ Recrystallization changes in grain size responding to T & P changes. Coarsening of grains is common ...
Metamorphic Facies: Reminder of principle metamorphic changes: 1/ Recrystallization changes in grain size responding to T & P changes. Coarsening of grains is common ...
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Chapter 21: Metamorphism PowerPoint PPT Presentation
Chapter 21: Metamorphism - ... zone to the Calcite + clinohumite + forsterite + spinel sub-zone involves the reaction: 2 Clinohumite + SiO2 9 Forsterite + 2 H2O b) ...
... zone to the Calcite + clinohumite + forsterite + spinel sub-zone involves the reaction: 2 Clinohumite + SiO2 9 Forsterite + 2 H2O b) ...
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Lecture SIX Metamorphic Grade and Facies PowerPoint PPT Presentation
Lecture SIX Metamorphic Grade and Facies - Systematic spatial distribution in mineral assemblages that ... Gabal Yelleq (Sinai) contact aureole mineral zones. Metapelites metamorphic zones (Scotland) ...
Systematic spatial distribution in mineral assemblages that ... Gabal Yelleq (Sinai) contact aureole mineral zones. Metapelites metamorphic zones (Scotland) ...
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Chapter 21: Metamorphism PowerPoint PPT Presentation
Chapter 21: Metamorphism - Chapter 21: Metamorphism Fresh basalt and weathered basalt Coombs (1961) also proposed hydrothermal metamorphism Many areas of burial metamorphism are also ...
Chapter 21: Metamorphism Fresh basalt and weathered basalt Coombs (1961) also proposed hydrothermal metamorphism Many areas of burial metamorphism are also ...
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GEOS 444 Lecture Topics 32805 PowerPoint PPT Presentation
GEOS 444 Lecture Topics 32805 - GEOS 444 Lecture Topics 32805
GEOS 444 Lecture Topics 32805
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Monazite geochronology PowerPoint PPT Presentation
Monazite geochronology - Monazite geochronology
Monazite geochronology
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IMPORTANT CONCEPT: PowerPoint PPT Presentation
IMPORTANT CONCEPT: - Different protoliths will yield different mineral assemblages at = P-T conditions ... After Carmichael (1970) J. Petrol., 11, 147-181. ...
Different protoliths will yield different mineral assemblages at = P-T conditions ... After Carmichael (1970) J. Petrol., 11, 147-181. ...
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agents of metamorphism PowerPoint PPT Presentation
agents of metamorphism - agents of metamorphism
agents of metamorphism
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Aucun titre de diapositive PowerPoint PPT Presentation
Aucun titre de diapositive - Niveaux clairs et sombres = rubannement. Pas de clivage... 3- GNEISS ... Plan de schistosit subvertical (S1 dans les micaschistes de Travassac) ...
Niveaux clairs et sombres = rubannement. Pas de clivage... 3- GNEISS ... Plan de schistosit subvertical (S1 dans les micaschistes de Travassac) ...
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Metamorphic Facies and Mineral Assemblages PowerPoint PPT Presentation
Metamorphic Facies and Mineral Assemblages - One of the primary goals of metamorphic petrology is to interpret P-T ... Albite-epidote hfls. Hornblende hfls. Pyroxene hfls. Sanidinite. 1. Pyroxene hornfels ...
One of the primary goals of metamorphic petrology is to interpret P-T ... Albite-epidote hfls. Hornblende hfls. Pyroxene hfls. Sanidinite. 1. Pyroxene hornfels ...
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La r PowerPoint PPT Presentation
La r - La rgion dAndlau et de Vill
La rgion dAndlau et de Vill
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Chapter 25. Metamorphic Facies and Metamorphosed Mafic Rocks PowerPoint PPT Presentation
Chapter 25. Metamorphic Facies and Metamorphosed Mafic Rocks - Chapter 25. Metamorphic Facies and Metamorphosed Mafic Rocks V.M. Goldschmidt (1911, 1912a), contact metamorphosed pelitic, calcareous, and psammitic hornfelses in ...
Chapter 25. Metamorphic Facies and Metamorphosed Mafic Rocks V.M. Goldschmidt (1911, 1912a), contact metamorphosed pelitic, calcareous, and psammitic hornfelses in ...
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Metamorphism and Metamorphic Rocks PowerPoint PPT Presentation
Metamorphism and Metamorphic Rocks - Metamorphism and Metamorphic Rocks Processes and Products Schist Amphibolite Eclogite Gneiss * * Metamorphic Rocks: Importance and Occurrence Importance: Together ...
Metamorphism and Metamorphic Rocks Processes and Products Schist Amphibolite Eclogite Gneiss * * Metamorphic Rocks: Importance and Occurrence Importance: Together ...
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Chapter 28: Metamorphism of Pelitic Sediments PowerPoint PPT Presentation
Chapter 28: Metamorphism of Pelitic Sediments - Characteristically accumulate in distal portions of a wedge of ... Onawa aureole, Maine. Winter (2001) An Introduction to Igneous and Metamorphic Petrology. ...
Characteristically accumulate in distal portions of a wedge of ... Onawa aureole, Maine. Winter (2001) An Introduction to Igneous and Metamorphic Petrology. ...
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Metamorphic Rocks PowerPoint PPT Presentation
Metamorphic Rocks - Metamorphic Rocks Metamorphism Literally translates to change of form In geology it refers to solid-state changes in mineral assemblages of a rock, and/or the ...
Metamorphic Rocks Metamorphism Literally translates to change of form In geology it refers to solid-state changes in mineral assemblages of a rock, and/or the ...
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Metamorphic Reactions PowerPoint PPT Presentation
Metamorphic Reactions - Metamorphic Reactions * * Fig. 26-2 with the equilibrium curve contoured for various values of pH2O Figure 26-2. P-T phase diagram for the reaction Ms + Qtz = Kfs ...
Metamorphic Reactions * * Fig. 26-2 with the equilibrium curve contoured for various values of pH2O Figure 26-2. P-T phase diagram for the reaction Ms + Qtz = Kfs ...
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Lecture 7: Orogeny, Continental Dynamics, and Regional Metamorphism PowerPoint PPT Presentation
Lecture 7: Orogeny, Continental Dynamics, and Regional Metamorphism - Consider a plane of unit area oriented at an angle Q to the principal stress ... Plastic strength of rocks Continuum Mechanics: Brittle Failure Continuum ...
Consider a plane of unit area oriented at an angle Q to the principal stress ... Plastic strength of rocks Continuum Mechanics: Brittle Failure Continuum ...
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Chapter 29: Metamorphism of Calcareous and Ultramafic Rocks PowerPoint PPT Presentation
Chapter 29: Metamorphism of Calcareous and Ultramafic Rocks - They may be pure carbonate, or they may contain variable amounts of other ... The diagram focuses on ultramafic-carbonate rocks and omits reactions involving quartz. ...
They may be pure carbonate, or they may contain variable amounts of other ... The diagram focuses on ultramafic-carbonate rocks and omits reactions involving quartz. ...
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GEOTHERMOBAROMETRIE PowerPoint PPT Presentation
GEOTHERMOBAROMETRIE - Title: GEOTHERMOBAROMETRIE Author: Alain ABREAL Last modified by: Alain ABREAL Created Date: 1/28/2005 7:04:04 PM Document presentation format: Affichage l' cran
Title: GEOTHERMOBAROMETRIE Author: Alain ABREAL Last modified by: Alain ABREAL Created Date: 1/28/2005 7:04:04 PM Document presentation format: Affichage l' cran
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Metamorphic facies PowerPoint PPT Presentation
Metamorphic facies - ... for common tectonic scenarios. P-T-t paths for common tectonic scenarios ... P-T-t paths for common tectonic scenarios. Crustal thickening. Shallow magmatism ...
... for common tectonic scenarios. P-T-t paths for common tectonic scenarios ... P-T-t paths for common tectonic scenarios. Crustal thickening. Shallow magmatism ...
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Chapter 25. Metamorphic Facies and Metamorphosed Mafic Rocks PowerPoint PPT Presentation
Chapter 25. Metamorphic Facies and Metamorphosed Mafic Rocks - ... petrogenetic grid for metamorphosed mafic rocks showing the location of several determined univariant reactions in the CaO-MgO-Al2O3-SiO2-H2O-(Na2O) system ...
... petrogenetic grid for metamorphosed mafic rocks showing the location of several determined univariant reactions in the CaO-MgO-Al2O3-SiO2-H2O-(Na2O) system ...
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Chapter 25' Metamorphic Facies and Metamorphosed Mafic Rocks PowerPoint PPT Presentation
Chapter 25' Metamorphic Facies and Metamorphosed Mafic Rocks - More Ca-rich plagioclases become progressively unstable as T lowered ... pressure-temperature-time paths based on a crustal thickening heat-flow model. ...
More Ca-rich plagioclases become progressively unstable as T lowered ... pressure-temperature-time paths based on a crustal thickening heat-flow model. ...
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Mineral reactions and equilibria PowerPoint PPT Presentation
Mineral reactions and equilibria - 17. Fe-chlorite quartz muscovite=almandine annite water ... almandine phlogopite pyrope annite. Small V makes it insensitive to P and large S/ V=dP/dT ...
17. Fe-chlorite quartz muscovite=almandine annite water ... almandine phlogopite pyrope annite. Small V makes it insensitive to P and large S/ V=dP/dT ...
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Structural insights into the early stages of exhumation along an orogenscale detachment: The South T PowerPoint PPT Presentation
Structural insights into the early stages of exhumation along an orogenscale detachment: The South T - Structural insights into the early stages of exhumation along an orogen-scale ... Timing of Deformation U-Th-Pb monazite geochronology. Geological observations ...
Structural insights into the early stages of exhumation along an orogen-scale ... Timing of Deformation U-Th-Pb monazite geochronology. Geological observations ...
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A Learning Trajectory for Building Ontologies PowerPoint PPT Presentation
A Learning Trajectory for Building Ontologies - A Learning Trajectory for Building Ontologies
A Learning Trajectory for Building Ontologies
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Metamorphic petrology PowerPoint PPT Presentation
Metamorphic petrology - ... seams of minerals Crenulated foliation Disjunctive cleavage Mineral lineation: nematoblastic: aligned acicular, columnar and prismatic grains of amphibole, ...
... seams of minerals Crenulated foliation Disjunctive cleavage Mineral lineation: nematoblastic: aligned acicular, columnar and prismatic grains of amphibole, ...
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Introduction to the Metamorphism of Carbonate Rocks PowerPoint PPT Presentation
Introduction to the Metamorphism of Carbonate Rocks - The term marble is used for metamorphosed calcareous rocks in which ... occurs as columnar, bladed or acicular grains, elongated parallel to c axis, may ...
The term marble is used for metamorphosed calcareous rocks in which ... occurs as columnar, bladed or acicular grains, elongated parallel to c axis, may ...
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Ch 25 Metamorphic Facies PowerPoint PPT Presentation
Ch 25 Metamorphic Facies - T-X phase diagram of the system albite-orthoclase at ... of several determined univariant reactions in the CaO-MgO-Al2O3-SiO2-H2O-(Na2O) system ( C(N)MASH ...
T-X phase diagram of the system albite-orthoclase at ... of several determined univariant reactions in the CaO-MgO-Al2O3-SiO2-H2O-(Na2O) system ( C(N)MASH ...
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ERTH 3020: LABS 47 PowerPoint PPT Presentation
ERTH 3020: LABS 47 - ... epidote albite actinolite quartz titanite. Epidote amphibolite ... Albite-epidote hornfels facies: biotite muscovite chlorite albite quartz ...
... epidote albite actinolite quartz titanite. Epidote amphibolite ... Albite-epidote hornfels facies: biotite muscovite chlorite albite quartz ...
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Chapter 8: Major Elements PowerPoint PPT Presentation
Chapter 8: Major Elements - Chapter 8: Major Elements
Chapter 8: Major Elements
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