PFDH-4906
Black Opal, cabuchon cut, several carats. From Lightning Ridge, New South Wales.

NOTE: This is a TEXT-ONLY list of subjects available. If you are interested in licencing photos of any of these subjects, please contact us.

Return to main Category list

• Geology
  • Earthquakes
  • Formations
    • see Mountains & Hills
  • Fossils
    • Dinosaur
    • Diprotodon
    • Opalized
    • Riversleigh
  • Geologic Ages
    • Devonian
    • Miocene Epoch
    • Permian
  • Minerals & Gems
    • Andamooka
    • Opals
  • Mountains & Hills
    • Butte
    • Inselberg
    • Jump up
    • Mesa
  • Rock Types
    • Adamellite
    • Conglomerate
    • Granite
    • Hawkesbsury sandstone
    • Igneous
    • Limestone
    • Metamorphic
    • Quartzite
    • Sandstone
    • Slate
    • Trachyte
    • Volcanic
  • Soils
  • Underground water
    • Artesian well
    • Great Artesian Basin
    • Mound springs
    • Mud springs
  • Volcanos
    • Caldera
    • Lava flow

Return to main Category list