Results 281 to 290 of about 3,920 (297)

Semi-precious stones

2020
openaire   +1 more source

Every Day Is Precious

Ca-A Cancer Journal for Clinicians, 1972
exaly  

Of Precious Stones

Scientific American
openaire   +1 more source

"Makau," a Precious Stone

Notes and Queries, 1901
openaire   +1 more source

Rare-metal pegmatites with precious stones and conditions of their formation (Hindu Kush)

International Geology Review, 1981
exaly  

Setting of Precious stones

Notes and Queries, 1934
openaire   +1 more source

Imitation of Precious Stones

Scientific American, 1906
openaire   +1 more source

Shakespeare and Precious Stones

Nature, 1917
openaire   +1 more source

Setting of precious stones

Notes and Queries, 1904
openaire   +1 more source

Geography of precious stones

Journal of the Franklin Institute, 1898
openaire   +1 more source