Gabbro

Title

Gabbro

Identifier

NAO-15

Description

Gabbro with hydrothermal "oceanic" processes and prehnite-pumpellyite metamorphic overprint.
Plagioclase, clinopyroxene, olivine, ilmenite. metamorphic paragenesis: albite, sericite, chlorite, hematite, sphene, carbonates. Well-preserved relics of pyroxene, sometimes with traces of recrystallization in "oceanic" conditions of high temp. Plagioclase nearly complete saussuritized, only rarely with preserved relics; olivine substituted by chlorite, hematire, carbonates.

Date

no date

Contributor

Western Minerals Inc.

Spatial Coverage

Bracco , Italy

Temporal Coverage

Cretaceous-Eocene

Accrual Method

Purchased from Western Minerals Inc.

Number of Thin Sections

1

Geolocation