Specimen Details

  • Collection Names

    Industrial and Technological Museum Collection

  • Number Of Specimens

    1

  • Specimen Nature

    Form: Hand Specimen(s)

  • Rock Name

    Granodiorite

  • Rock Class

    Igneous

  • Rock Group

    Plutonic

  • Rock Description

    Contact between Granodiorite and Hornfels; Harcourt Granodiorite. The granodiorite is in contact with a rock which has been called Hornfels. This hornfels has some characteristics of a porphyritic dyke, phenocrysts (1cm) of light coloured feldspar in a very fine grained very dark grey to black matrix.

  • Category

    Natural Sciences

  • Scientific Group

    Geology

  • Discipline

    Petrology

  • Collecting Areas

    Rocks and Ores

  • Type of Item

    Specimen

Geospatial Information