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Ichingcarpenter

(36,988 posts)
2. I think its conjecture on the child's eye senario
Mon Sep 22, 2014, 03:10 AM
Sep 2014

though a plausible one.

There is also the possibility of the use of 'reading balls' using clear quartz. The early Hindus, Greeks and Romans used small ones as reading balls (magnifiers). ...

http://www.rockhoundingar.com/qtzgems.php


The History of Lapidary
http://www.gemsociety.org/article/the-history-of-lapidary/

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