- Arabic manuscripts (4) - Gems (4) - Precious stones (4) -
Mines and mineral resources (2) - Arabic poetry (1) - Meteorites
(1) - Naskh script (1) - Poetry (1) Type of Item Report on the
Different Masses of Iron, Found in the Eastern Cordillera of the
Andes Mariano Eduardo de Rivero y Ustáriz (1798–1857) was a
Peruvian scientist, geologist, mineralogist, chemist,
archaeologist, politician, and diplomat. After schooling in
Arequipa, he was sent in 1810 at age 12 to London to study
mathematics, physics, and languages. In 1817 he traveled to
France to the École royale des mines de Paris to study
mineralogy and chemistry. In France he met Joseph Louis Proust,
Gay-Lussac, and Alexander von Humboldt. The latter became his
mentor and, during the course of his travels in Europe, Rivero
discovered a new iron-oxalate that ... Book of Royal Gemstones
This work, by Abu al-‛Abbās Ahmad b. Yūsuf al-Qaysī al-Tīfāshī,
a 13th-century writer and mineralogist who was born in Tunisia
and worked in Egypt, describes precious gems