Template:Geology sidebar

This template includes collapsible lists.

• • To set it to display all lists when it appears (i.e. all lists expanded), use:
  •  {{Geology sidebar|expanded=all}} or {{Geology sidebar|all}}  (i.e. omitting |expanded=).
• • To set it to display one particular list while keeping the remainder collapsed (i.e. hidden apart from their headings), use:
  •  {{Geology sidebar|expanded=listname}} or {{Geology sidebar|listname}}
  • ...where listname is one of the following (do not include any quotemarks):
  • • Key components
    • Laws, principles, theories
    • Topics
    • Research
    • Applications
    • Planetary geology