What are crystals?

Takes a look at the underground process that creates crystals, from sparkling quartz to ordinary salt, as well as where they are found and how they are mined.

Crabtree
2012
9780778772132
book
Lexile: 
920
Illustrated Guide

Holdings

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156238851901312206229245333835WEST493WEST140978552 ALO55215814652241708963493
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234773258847432190229245333835RHCR402RHCR029076549 ALO54916179818691708963493