Vulkanske bergarter
type: Concept
narrower: Lava
notation: 552.2

Lava
type: Concept
including: Felsitt
including: Rhyolitt
including: Obsidian
created: 2010-02-04
modified: 2018-07-26
alternative label: Obsidian
alternative label: Rhyolitt
alternative label: Felsitt
broader: Vulkanske bergarter
in scheme: Norsk WebDewey
narrower: Lava--Hawaii
notation: 552.22

Lava--Hawaii
type: Concept
broader: Lava
notation: 552.2209969

Norsk WebDewey
type: ConceptScheme