Geosyncline YouTube Lecture Handouts

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Watch Video Lecture on YouTube: Geosynclines - Formation, 2 Hypothesis & 7 Types

Geosynclines - Formation, 2 Hypothesis & 7 Types

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Geosyncline Iamge-1

Geosyncline Iamge-1

Geosyncline Iamge-2

Geosyncline Iamge-2

Geosyncline Iamge-3

Geosyncline Iamge-3

Mechanism of Formation of Geosyncline

Evolution of Geosyncline

  • Hypothesis of Evans

  • Hypothesis of Holmes

STAGES of Geosyncline by Holmes

Stages of Geosyncline Image

Stages of Geosyncline Image

Order of Geosyncline by Holmes

Types of Geosyncline

Types of Geosyncline Image-1

Types of Geosyncline Image-1

Types of Geosyncline

  • Orthogeosyncline

  • Eugeosyncline

  • Miogeosyncline

  • Taphrogeosyncline

  • Par geosyncline

  • Zeugogeosyncline

  • Auto geosyncline

By Schuchert


  • Exceptionally long and narrow tracts

  • Situated either within a continent or along the littoral areas

  • Pass through only one cycle of sedimentation and mountain-building.

  • Appalachian geosyncline


  • Broader than monogeosynclines

  • Longer period of existence

  • More than one phase of orogenesis

  • The Rockies and Ural geosynclines

  • Exhibit complex parallel anticlines called geanticlines.


  • Surrounded by continents

  • Complex geological history

Types of Geosyncline Image-2

Types of Geosyncline Image-2

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