The fourth day was another enjoyable day of spelunking. The cave we explored is called Mercer Caverns in Calaveras County California. In this cave there was a mineral, very rare when it is untouched. It is called an aragonite crystal.

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Mercer Caverns had many more cool natural formations caused by erosion. Here are some items my class saw on the fourth day:

Curtains:

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Stalagmites and stalactites:

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Fins:

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After our Mercer Caverns tour we went to a nearby river for a picnic and some play time.

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And that is how we ended our fourth day of the Treasures of California Field Trip!

One response to “Nine Day Field Trip – Day 4”

  1. I think caves are very interesting and lots of fun to explore. Glad that you enjoyed your field trip. Love always Grandma

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