peridotite in English
Diamonds sometimes contain minute inclusions of the minerals garnet, olivine, and pyroxene, which indicate formation in two major mantle rock-types, peridotite and eclogite.
Use "peridotite" in a sentence
1. Chromite occurs exclusively in ultramafic rocks such as dunite, peridotite, pyroxenite and serpentinite.
2. Peridotite, dunite, serpentinite, Anorthitite, anorthisitic gabbro and highly altered gabbro (amphibolite) Ontario Geological Survey
3. It comprises plutonic rocks. ranging from peridotite to albite granite which intrude sediments of Jurassic (?)
4. The suite includes eclogite, Amphibolite, clinopyroxenite, garnet websterite, granulite, and spinel peridotite (Nealey and Sheridan 1989)
5. Ariegite bands and dikes formed, and isoclinal folding occurred while the peridotite was in the spinel lherzolite stability field (P > 10 kbar)
6. Peridotite has undergone strong serpentinization and was completely replaced by serpentinite, but the pseudomorph of olivine and orthopyroxene still are preserved.
7. The trace elements analysis shows that limburgite is the product of partially melting of mantle peridotite and diagenesis did not undergo the crustal contamination.
8. Awaruite is also known as josephinite in an occurrence in Josephine County, Oregon where it is found as placer nuggets in stream channels and masses in serpentinized portions of the Josephine peridotite.