02229cam a22003013u 4500 62923 UtSlPG 20260610134441.0 m cr n 260607r2020||||utu|||||o|||||||||||||| d UtSlPG en iso639-1 QD Levy, Stanley Isaac The Rare Earths: Their Occurrence, Chemistry, and Technology Salt Lake City, UT : Project Gutenberg, 2020 1 online resource : multiple file formats text txt rdacontent computer c rdamedia online resource cr rdacarrier Release date is 2020-08-13 Produced by deaurider, Harry Lamé and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) "The Rare Earths: Their Occurrence, Chemistry, and Technology" by Stanley Isaac Levy is a scientific publication written in the early 20th century. This work delves into the rare earth elements, exploring their natural occurrences, chemical properties, and technological applications, with a focus on advancements in industries such as incandescent lighting. At the start of the text, the author outlines the historical significance of rare earth elements, mentioning how Dr. Auer von Welsbach's application of rare earths revolutionized the incandescent mantle industry in 1885. The opening chapters present the evolution of knowledge surrounding these elements, tracking their classification, occurrences in minerals, and initial scientific investigations. Levy emphasizes the progress made over the prior thirty years, highlighting the complexities of classifying rare earths and the necessity of improved access to relevant literature for both educators and students in the field. This groundwork sets the stage for a detailed exploration of the chemistry, production, and various applications of these minerals in modern technology. (This is an automatically generated summary.) Original publication data not identified Rare earths https://www.gutenberg.org/ebooks/62923 103747 103747