Norsk WebDewey
type: ConceptScheme

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

Lava
type: Concept
notation: 552.22
broader: Vulkanske bergarter

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

Vulkanske bergarter
type: Concept
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
created: 2010-02-04
class here: Afanitt

Basalt
type: Concept
notation: 552.26
broader: Vulkanske bergarter