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Overview

Discover how magmatism has shaped Earth, how magma forms and evolves physically and chemically to make igneous rocks, and what controls its subterranean emplacement or volcanic eruption.

Magmas and Volcanoes' covers the systematic description and quantitative interpretation of volcanic and plutonic rocks within a plate tectonic framework

About this paper

Paper title Magmas and Volcanoes of Zealandia
Subject Geology
EFTS 0.15
Points 18 points
Teaching period Semester 2 (On campus)
Domestic Tuition Fees ( NZD ) $1,318.20
International Tuition Fees Tuition Fees for international students are elsewhere on this website.
Prerequisite
EAOS 111 and/or GEOL 112, and 72 200 level points from Science Schedule C
Restriction
GEOL 264
Schedule C
Science
Eligibility

Background requirements: Knowledge of mineralogy, petrology (including use of the petrographic microscope), basic thermal and sedimentation processes, equivalent to high-school physics, basic understanding of chemistry, thermal and fluid dynamics, and computer spreadsheets (e.g. Microsoft Excel).

GEOL264 is for students in their second year of a geology or equivalent degree. GEOL364 is for students in their third year of a geology or equivalent degree.

Contact
geology@otago.ac.nz
Teaching staff

Co-ordinator: Professor James White

Dr Marco Brenna
Dr Sophie Briggs

Paper Structure

Topics covered:

  • Upper mantle structure, composition and partial melting; origin and differentiation of magmas at oceanic spreading ridge, rift and intraplate settings; trace element and isotope constraints on magma sources
  • Magma's physical characteristics, crustal magma transport, lava emplacement, effusive and explosive eruptions
  • One-day field trip to examine volcanic rocks of East Otago
  • Origin and differentiation of magmas in subduction zone settings; crustal partial melting; magma-related hydrothermal systems
  • Two-day field excursion to examine igneous rocks of the South Coast

 

Teaching Arrangements

Two lectures and one 3-hour laboratory per week.

Fieldwork: One-day field trip to examine volcanic rocks of East Otago. Two-day field excursion to examine igneous rocks of the South Coast.

Textbooks

Principles of Igneous and Metamorphic Petrology by John D. Winter.
Petrology: An Introduction to Igneous and Metamorphic Rocks and Processes by Dexter Perkins (available https://opengeology.org/petrology/).

Course outline

View latest syllabus (indicative of content next time the paper is taught)

Graduate Attributes Emphasised
Global perspective, Interdisciplinary perspective, Lifelong learning, Scholarship, Communication, Critical thinking, Environmental literacy, Information literacy, Research, Self-motivation.
View more information about Otago's graduate attributes.
Learning Outcomes
  • Familiarity with advanced igneous petrographic mineral and texture identification
  • Understanding of how rocks melt to form magma
  • Understanding of magma characteristics and their chemical and physical controls
  • Ability to determine the chemical evolution of a magma
  • Understanding of how magma leaves its sources, and controls on whether it reaches the surface or is emplaced at depth
  • Understanding of how magma is effused or explosively erupted, and insight into the processes of lava flows and explosive fragmentation
  • Ability to interpret the deposits and/or observations of a volcanic eruption
Assessment details

Assessment is approximately an even split between internal (ongoing during the semester) and external (final exam).

Assessments for GEOL364 are set and graded differently to GEOL264 to reflect greater background knowledge and higher expectations of students taking the paper at 300-level.

Overview

Discover how magmatism has shaped Earth, how magma forms and evolves physically and chemically to make igneous rocks, and what controls its subterranean emplacement or volcanic eruption.

Magmas and Volcanoes' covers the systematic description and quantitative interpretation of volcanic and plutonic rocks within a plate tectonic framework.

About this paper

Paper title Magmas and Volcanoes of Zealandia
Subject Geology
EFTS 0.15
Points 18 points
Teaching period Not offered in 2027, expected to be offered in 2028 (On campus)
Domestic Tuition Fees Tuition Fees for 2027 have not yet been set
International Tuition Fees Tuition Fees for international students are elsewhere on this website.
Prerequisite
EAOS 111 and/or GEOL 112, and 72 200 level points from Science Schedule C
Restriction
GEOL 264
Schedule C
Science
Eligibility

Background requirements: knowledge of mineralogy, petrology (including use of the petrographic microscope), basic thermal and sedimentation processes, equivalent to high-school physics, basic understanding of chemistry, thermal and fluid dynamics, and computer spreadsheets (e.g. Microsoft Excel).

GEOL 264 is for students in their second year of a geology or equivalent degree while GEOL 364 is for students in their third year of a geology or equivalent degree.

Contact
geology@otago.ac.nz
Teaching staff

Co-ordinator: Professor James White

  • Dr Marco Brenna
  • Dr Sophie Briggs
  • Paper Structure

    Topics covered:

    • Upper mantle structure, composition and partial melting; origin and differentiation of magmas at oceanic spreading ridge, rift and intraplate settings; trace element and isotope constraints on magma sources.
    • Magma's physical characteristics, crustal magma transport, lava emplacement, effusive and explosive eruptions.
    • One-day field trip to examine volcanic rocks of East Otago.
    • Origin and differentiation of magmas in subduction zone settings; crustal partial melting; magma-related hydrothermal systems.
    • Two-day field excursion to examine igneous rocks of the South Coast.
    Teaching Arrangements

    Two lectures and one 3-hour laboratory per week.

    Fieldwork: One-day field trip to examine volcanic rocks of East Otago. Two-day field excursion to examine igneous rocks of the South Coast.

    Textbooks
  • Winter, John. (2013). Principles of Igneous and Metamorphic Petrology (2nd ed.).
  • Perkins D. (2022). Petrology: An Introduction to Igneous and Metamorphic Rocks and Processes.
  • Course outline

    View the latest syllabus for GEOL 364, indicative of content next time the paper is taught.

    Graduate Attributes Emphasised
    Global perspective, Interdisciplinary perspective, Lifelong learning, Scholarship, Communication, Critical thinking, Environmental literacy, Information literacy, Research, Self-motivation.
    View more information about Otago's graduate attributes.
    Learning Outcomes

    Students who successfully complete this paper will have:

    • Familiarity with advanced igneous petrographic mineral and texture identification.
    • Understanding of how rocks melt to form magma.
    • Understanding of magma characteristics and their chemical and physical controls.
    • Ability to determine the chemical evolution of a magma.
    • Understanding of how magma leaves its sources, and controls on whether it reaches the surface or is emplaced at depth.
    • Understanding of how magma is effused or explosively erupted, and insight into the processes of lava flows and explosive fragmentation.
    • Ability to interpret the deposits and/or observations of a volcanic eruption.
    Assessment details

    Assessment is approximately an even split between internal (ongoing during the semester) and external (final exam).

    Assessments for GEOL 364 are set and graded differently to GEOL 264 to reflect greater background knowledge and higher expectations of students taking the paper at 300-level.

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