Browse Items (2 total)

  • Spatial Coverage is exactly "Deldardo Creek, CO"

PH-9 Hand Sample.
Coarse gabbro, extracted from the southern dike of two east-west dikes N of Deldardo Creek.

Hand Sample:

Evenly distributed dark, light, and white colored coarse-grained (1 mm) crystals. Obvious traces of oxidation from some metallic mineral…

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.
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