Red Granite (coarse grained)

Red Granite (coarse grained)

SFM-9

Hand Sample: Holocrystalline, coarse-grained, phaneritic granite with dominant alkali feldspar crystals, as well as quartz and plagioclase feldspar. Veins or pockets of dark brown-black material dispersed intermittently.

Thin Section, XPL: 60% medium-to-coarse-grained subhedral alkali feldspar, with unidentified medium-grained, fractured, crystals with no cleavage and high blue, orange, and pink birefringence.

1/20/1969

Western Minerals, Inc.

St. Francois Mtns. Batholith, Missouri, Cornwell Quarry

Purchased from Western Minerals, Inc.

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