The Magic and Science of Jewels and Stones
420,00 TL
..In ancient times the minerals comprising or included in this important group were commonly known by the name Lapis Nephriticus or KidDevamını oku
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..In ancient times the minerals comprising or included in this important group were commonly known by the name Lapis Nephriticus or Kidney Stone, and from this name in the 18th century Dr. A. G. Werner suggested the term Nephrite. To the Nephrite varieties the general term Jade is universally applied. The name occurs in old writings as jad and jadde, and is derived from the Spanish Hijada, kidney. Sir Walter Raleigh in 1595 wrote of this kinde of stones which the Spaniards call Piedras Hijadas and we use for spleene stones. Chemically the species included under the name jade are not the same, the nephrite jade being a silicate of lime and magnesia and the jadeite a silicate of sodium and alumina, but the modern scientist in common with the ancient scientist binds them together under the one denominationkidney stone. In the 19th century Professor A. Damour demonstrated the chemical difference between jade and jadeite. The well-known Camphor Jade of China is a white jadeite, some sp
317 sayfa. 13.5x21 cm.
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Kuzguncuk Sahaf: Güzel yorumunuz için çok teşekkürler, keyifli okumalar
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Kuzguncuk Sahaf: Çok teşekkürler, keyifli dinlemeler
Kuzguncuk Sahaf: Çok teşekkürler, keyifli okumalar
Kuzguncuk Sahaf: Çok teşekkürler, keyifli dinlemeler
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