Hornblende Andesite

Bright orange-brown phenocrysts of hornblend in andesite lava. The color identifies this as basaltic, or oxyhornblend. Originally crystallized as common hornblende, it became oxidised during the later stages of lava solidification.

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Thursday, 13-Dec-2018 06:42:09 CST

Comments and/or Correspondance to: kevin smith

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