Montana Dinosaur Fossil Dig
Slide 13 of 23
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The next day we're back at the cow pond pouring the mixture onto sifting screens. The night before the three plastic bags of matrix were distributed amongst several 5 gallon buckets. Water was added along with a weak hydrochloric acid to dissolve the Calcium Carbonate (Lime). This breaks up the sediment freeing any teeth that may be imbedded.

 

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