TY  - BOOK
AU  - Cipriani, Curzio
AU  - Borelli, Alessandro
TI  - Simon and Schuster's guide to gems and precious stones
SN  - 978-0-671-60430-1
PY  - 1986///
CY  - New York
PB  - Simon & Schuster
KW  - Gem DescriptionsNatural Stones And GemsOrganic GemsSynthetic And Artificial Products
ER  -