CONTENTS

1 THE NATIONAL GEM COLLECTION

2 THE STUDY OF GEMS

3 THE SHAPING OF GEMSTONES

4 GEM SUBSTITUTES

5 GEM LORE

6 PRINCIPAL GEM SPECIES

7 SOME NOTABLE GEMS IN THE COLLECTION

Transcriber's Notes

Faceted, egg-shaped, 7000-carat rock crystal from Brazil. The gold stand is inset mostly with Montana sapphires. The gem was cut and the stand was designed and constructed by Capt. John Sinkankas of California. (7¼ inches high in all.)