GRD02T6S0

18-32

Gabbro

Precambrian › Proterozoic › Mesoproterozoic › Ectasian
1200.0 - 1400.0

0

Ritter 154 › Cabinet 16 › Drawer R

Oxide Rich

Ulvo Gabbro. Plag, Cpx, Olivine, Fe-Ti Oxides(Magnetite, Ulvospinel, Ilmenite). High weight percentage of Oxides. Likely from UZ(Upper Zone) of complex.

Age from Hogmalm et al (2006) The Ulvo Gabbro Complex of the 1.27-1.25 Ga Central Scandinavian Dolerite Group (CSDG) : Intrusive age, magmatic setting and metamorphic history, GFF, 128:1, 1-6, DOI: 10.1080/11035890601281001

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Sweden
Latitude: 63.044°
Longitude: 18.673°

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Claeson_JPet_2007.pdf (2.1 MB)

Larson2007_Article_CharacterAndSignificanceOfSpec.pdf (983.2 kB)
Larson et al, Character and significance of spectacular layering features developed in the thin, alkali-basaltic sills of the Ulvo Gabbro Complex, Sweden. Claeson et al, Using LA-ICPMS Mapping and Sector Zonation to Understand Growth and Trace-Element Pa