page_title: Rhyolite
hierarchical_section_title: Rhyolite
context_page_description: Rhyolite is a very strong igneous, volcanic rock.
  German geologist Ferdinand von Richthofen named the rock.
context_section_description: Rhyolite is a very strong igneous, volcanic rock.
  German geologist Ferdinand von Richthofen named the rock.
caption: Rhyolite
exif: {}