Specimen Details

  • Collection Names

    Krantz Collection K20

  • Number Of Specimens

    1

  • Specimen Nature

    Hand specimen and thin section

  • Rock Name

    Phonolite

  • Rock Class

    Igneous

  • Rock Group

    Volcanic

  • Rock Description

    This specimen is composed of small phenocrysts of black hauyne in a fine grained brown groundmass.

  • Minerals Present

    Leucite, Nepheline & Hauyne.

  • Category

    Natural Sciences

  • Scientific Group

    Geology

  • Discipline

    Petrology

  • Collecting Areas

    Rocks and Ores

  • Type of Item

    Specimen

Geospatial Information