Purple Paint Pigment and Testing Remarks

Purple Paint Pigment and Testing Remarks

 

 
 
 
 
 
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Rounded rock is probably banded limestone exhibiting part of an algal mat.

 

 
 
 
 
 
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A post shared by Tom Farley (@tgfarley)


 

 
 
 
 
 
View this post on Instagram
 
 
 
 
 
 
 
 
 
 
 

 

A post shared by Tom Farley (@tgfarley)

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