TY  - BOOK
AU  - O'Donoghue, Michael, ed.
TI  - The encyclopedia of minerals and gemstones
SN  - 0-85613-209-8
PY  - 1976///
CY  - London
PB  - Orbis Publishing
KW  - Encyclopedia - gemstones
KW  - Encyclopedia - minerals
KW  - NASA thesaurus
ER  -