Results 261 to 270 of about 168,826 (279)

Precious Stones in 1911

Scientific American, 1912
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precious stone

2014
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precious stone, n.

2023
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Rare-metal pegmatites with precious stones and conditions of their formation (Hindu Kush)

International Geology Review, 1981
exaly  

Of Precious Stones

Scientific American
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true precious stone

2014
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Imitation Precious Stones

Scientific American, 1915
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Semi-precious stones

2020
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Precious stones and reptiles

Notes and Queries, 1952
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Precious stones in 1902

Journal of the Franklin Institute, 1903
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