Ronald Ringsrud is an

emerald Emerald is a gemstone and a variety of the mineral beryl (Be3Al2(SiO3)6) colored green by trace amounts of chromium or sometimes vanadium.Hurlbut, Cornelius S. Jr. and Kammerling, Robert C. (1991) ''Gemology'', John Wiley & Sons, New York, p ...

dealer,

gemologist Gemology or gemmology is the science dealing with natural and artificial gemstone materials. It is a geoscience and a branch of mineralogy. Some jewelers (and many non-jewelers) are academically trained gemologists and are qualified to identify a ...

, and author of ''Emeralds, A Passionate Guide''.

Gemology

Ringsrud has a background in emerald gemology and the world emerald market. He has given presentations and

lecture A lecture (from Latin ''lēctūra'' “reading” ) is an oral presentation intended to present information or teach people about a particular subject, for example by a university or college teacher. Lectures are used to convey critical inform ...

s on the topic since 1986. As the owner of Ronald Ringsrud Company, he was the host and guide in

Bogotá Bogotá (, also , , ), officially Bogotá, Distrito Capital, abbreviated Bogotá, D.C., and formerly known as Santa Fe de Bogotá (; ) during the Spanish period and between 1991 and 2000, is the capital city of Colombia, and one of the larges ...

, Colombia, for foreign buyers visiting the city's emerald marketplace, as well as guiding groups from the L.A. County Museum of Natural History and the

Gemological Institute of America The Gemological Institute of America (GIA) is a nonprofit institute based in Carlsbad, California. It is dedicated to research and education in the field of gemology and the jewelry arts. Founded in 1931, GIA's mission is to protect buyers and ...

(GIA) on their trips to the

Colombia Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...

n emerald source. Ringsrud has published three articles in the GIA's journal ''Gems and Gemology''. He was a speaker at the GIA's International Gemological Symposium in 1991. In 2006, he presented at the GIA Gemological Research Conference in

San Diego, California San Diego ( , ; ) is a city on the Pacific Ocean coast of Southern California located immediately adjacent to the Mexico–United States border. With a 2020 population of 1,386,932, it is the eighth most populous city in the United States ...

on the topic of "Subjectivity in Gemology". Ringsrud has sat on the Board of Directors of the

American Gem Trade Association American(s) may refer to: * American, something of, from, or related to the United States of America, commonly known as the "United States" or "America" ** Americans, citizens and nationals of the United States of America ** American ancestry, pe ...

(AGTA). He is also involved in charitable activities in Colombia aiming to assist people in the mining area.

''Emeralds, A Passionate Guide''

''Emeralds, A Passionate Guide'' is a 2009

non-fiction Nonfiction, or non-fiction, is any document or media content that attempts, in good faith, to provide information (and sometimes opinions) grounded only in facts and real life, rather than in imagination. Nonfiction is often associated with be ...

work published by Ringsrud's Green View Press, billed as an "adventure into the unique world of emeralds". In addition to the textual combination of

anecdote An anecdote is "a story with a point", such as to communicate an abstract idea about a person, place, or thing through the concrete details of a short narrative or to characterize by delineating a specific quirk or trait. Occasionally humorous ...

s and scientific facts, this guide contains 70 microphotos and over 250 color photos and illustrations. The book includes a

foreword A foreword is a (usually short) piece of writing, sometimes placed at the beginning of a book or other piece of literature. Typically written by someone other than the primary author of the work, it often tells of some interaction between the ...

written by John Koivula, the Chief Gemologist at the GIA. Screenwriter Diane Lake described ''Emeralds, A Passionate Guide'' as "a book

hat A hat is a head covering which is worn for various reasons, including protection against weather conditions, ceremonial reasons such as university graduation, religious reasons, safety, or as a fashion accessory. Hats which incorporate mecha ...

glistens and gleams—that fairly sparkles with its intensity". The reviewer for pricescope.com stated that: "The subtitle of Ronald Ringsrud's new book ''A Passionate Guide, The Emeralds, The People, Their Secrets'' has been well selected. The book is not just about an emerald, more specifically a Colombian emerald; it is about a country, its people and one man's love affair with it all". The book has received other positive reviews.

Works

* Emeralds A Passionate Guide * Medellin Colombia and the Prophesies of Joaquim of Fiore

References

External links

Ronald Ringsrud: Official Website

''Emeralds, A Passionate Guide''
{{DEFAULTSORT:Ringsrud, Ronald Gemologists Living people American male writers Year of birth missing (living people)