Browse Items (5 total)

  • Title is exactly "Pyroxenite "

identification uncertain

PH-19 Hand Sample.
Hand Sample:

All weathered faces of the rock show heavy traces of oxidation.

PH-13 Hand Sample.
Hand Sample:

Coarse grained pyroxenite showing heavy traces of oxidation on every weathered face of the rock. Large clusters (5-8 mm) of biotite appear throughout the rock.

PH-8 Hand Sample.
Hand Sample:

Rock is comprised predominately of a dark fine grained matrix. Some specimens have minor amounts of pink K-feldspar. Clusters of biotite (~1 cm in diameter) appear on one face of the rock.

Pyroxenite
Coarse pyroxenite, with traces of nepheline. This is the freshest pyroxenite that was found. It occurs near the nepheline syenite body in the eastern part of the complex.
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