netxitpro Posted September 12, 2014 Share Posted September 12, 2014 Is this just a rock, or some type of bottom sediment? Found in the North Sulphur River, Texas. Link to post Share on other sites
Raggedy Man Posted September 12, 2014 Share Posted September 12, 2014 It looks like an agate. Link to post Share on other sites
Auspex Posted September 12, 2014 Share Posted September 12, 2014 Heavily weathered banded flint, maybe? Link to post Share on other sites
Raggedy Man Posted September 12, 2014 Share Posted September 12, 2014 Cut it and take a look inside. It looks like balmorphea agate.. Link to post Share on other sites
Herb Posted September 13, 2014 Share Posted September 13, 2014 probably agate Link to post Share on other sites
Auspex Posted September 13, 2014 Share Posted September 13, 2014 The North Sulphur River is not known for its agates, but chert is abundant. Link to post Share on other sites
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