Norsk WebDewey
type: ConceptScheme

Bestemte typer bergarter
notation: 552.1-552.5
type: Concept
narrower: Vulkanske bergarter

Lava
notation: 552.22
type: Concept
broader: Vulkanske bergarter

Pyroklastiske bergarter
notation: 552.23
type: Concept
broader: Vulkanske bergarter

Vulkanske bergarter
broader: Bestemte typer bergarter
alternative label: Dagbergarter
alternative label: Afanitt
alternative label: Ekstrusive bergarter
narrower: Pyroklastiske bergarter
narrower: Lava
narrower: Basalt
notation: 552.2
in scheme: Norsk WebDewey
modified: 2018-01-29
type: Concept
created: 2010-02-04
class here: Afanitt

Basalt
notation: 552.26
type: Concept
broader: Vulkanske bergarter