Gneiss XL 25-40gram - Stein fra Norge

GNEISS XL 25-40GRAM - STEIN FRA NORGE Gneiss-familien er omfattende. De varierer veldig i farge, men stort sett er de brunrøde, blågråe, lysgråe eller gulgråe. Disse har blitt funnet på Østlandet, polert hos oss i 800-1000 timerr. Delvis blanke,  kan ha noen få cracks/innsynkninger. Pga de ulike mineralene i bergarten, varierer hardheten og er vanskelig å få helblank. Alle Gneiss-steinene har stripete/bølgete strukturer og er skapt dypt nede i jordskorpa. En metamorf stein stort sett omvandlet fra Granitt. Gneiss er vår mest vanlig bergart i Norge og er Norges nasjonale bergartstein. Syn: Granittisk gneis Str: 2,5-3,5cm  Vekt: 25-40gram Leveres med Gneiss kort med bilde samt Norske Steiner kort. GNEISS XL 25-40GRAM - STONES FROM NORWAY The Gneiss family is extensive. They vary greatly in color, but are mostly brownish red, blue-gray, light gray or yellow-gray. These have been found in Eastern Norway, polished by us for 800-1000 hours. Partially shiny, may have a few cracks/sinking. Due to the different minerals in the rock, the hardness varies and is difficult to get completely shiny. All Gneiss stones have striped/wavy structures and are created deep in the earth's crust. A metamorphic rock mostly transformed from Granite. Gneiss is our most common rock in Norway and is Norway's national rock. Appearance: Granitic gneiss Size: 2.5-3.5cm Weight: 25-40gram Supplied with Gneiss card with picture and Norwegian Stones card.