Rainbow of Rocks

9781557916815.jpg
9781557916815.jpg

Rainbow of Rocks

4.69

What paints the sandstone such rich colors? Why is red a dominant color? Where do the black marbles come from? How did the black marbles form? Is there a relationship between sandstone colors and the marbles? This booklet explores the answers to these questions and poses other questions yet unanswered.

 

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