larvikite
Sign in to savethumb|A larvikite quarry in Larvik, Norway, 2008 thumb|Polished larvikite (marketed as "Blue Pearl Granite"), showing labradorescence, is a popular decorative stone. thumb|Light larvikite with a polished surface
Key facts
- Rock.name
- Larvikite
- Rock.type
- Igneous
- Rock.image
- Larvikite.jpg
- Rock.caption
- Larvikite from Larvik, Norway
- Rock.composition
- Plagioclase, alkali feldspar, amphibole
via Wikipedia infobox
Article
4 sectionsContents
- Formation
- Uses
- References
- External links
thumb|A larvikite quarry in Larvik, Norway, 2008 thumb|Polished larvikite (marketed as "Blue Pearl Granite"), showing labradorescence, is a popular decorative stone. thumb|Light larvikite with a polished surface
Larvikite is an igneous rock, specifically a variety of monzonite, notable for the presence of thumbnail-sized crystals of feldspar. These feldspars are known as ternary because they contain significant components of all three endmember feldspars.