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Crystal & Gem
Crystal & Gem
By
Robert F. Symes
1960
First Published
4.14
Average Rating
72
Number of Pages
2
H
12
M
Audio Length
Describes how crystals form in nature, how crystals are grown artificially, and how crystals are used in industry. Numerous color photos with text identify the various gemstones.
Avg Rating
4.14
Number of Ratings
246
5 STARS
41%
4 STARS
37%
3 STARS
17%
2 STARS
4%
1 STARS
1%
goodreads
Author
Robert F. Symes
Author · 4 books
