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All of the material pictured below was
collected within 200 yards of the Hell Canyon trailhead on Hwy 16 west of
Custer, SD on June 25th and 26th of 2003.

Fortification Agate
Close-up
Approximately 5#

Fortification Agate
Fortification Agate
Approximately 7#
Approximately 20#
Orange Calcite, Note Conical growth habit.
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