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Amazonite
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A variety of Microcline
A green to blue-green variety of Microcline.
The colour is caused by an elevated content of Pb (see list of references).
However, there are also indications that the green colour of some microcline is caused by divalent Fe (Szuzkiewicz & Körber, 2010).
Visit gemdat.org for gemological information about Amazonite. Currently in public beta-test.
A green to blue-green variety of Microcline.
The colour is caused by an elevated content of Pb (see list of references).
However, there are also indications that the green colour of some microcline is caused by divalent Fe (Szuzkiewicz & Körber, 2010).
Visit gemdat.org for gemological information about Amazonite. Currently in public beta-test.
Classification of Amazonite | |||||||||||||||||||||||||||||||
| mindat.org URL: | http://www.mindat.org/min-184.html Please feel free to link to this page. | ||||||||||||||||||||||||||||||
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Other Names for Amazonite | |||||||||||||||||||||||||||||||
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Other Information | |||||||||||||||||||||||||||||||
| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. | ||||||||||||||||||||||||||||||
References for Amazonite | |||||||||||||||||||||||||||||||
| Reference List: - + | Arnaudov, V.; Pavlova, M.; Petrusenko, Sv. (1967): Lead content in certain amazonites. Izvestiya na Geologicheskiya Institut, Bulgarska Akademiya na Naukite 16, 41-44 (in Bulgarian). Plyusnin, G. S. (1969): Color of amazonites. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 98, 3-17 (in Russian). Cech, F., Misar, Z., Povondra, P. (1971): Green lead-containing orthoclase. Tschermaks Mineralogische und Petrographische Mitteilungen 15, 213-231. Foord, E. E. & Martin, R. F. (1979): Amazonite from the Pikes Peak batholith. Mineralogical Record 10, 373-380; 382-384. Platonov, A. N., Tarashchan, A. N. & Taran, M. N. (1984): Color centers in amazonites. Mineralogicheskii Zhurnal 6, 3-16 (in Russian). Hofmeister, A. M. & Rossman, G. R. (1985): A spectroscopic study of irradiation coloring of amazonite: structurally hydrous, lead-bearing feldspar. American Mineralogist, 70, 794-804. Stevenson, R. K. & Martin, R. F. (1986): Implications of the presence of amazonite in the Broken Hill and Geco metamorphosed sulfide deposits. Canadian Mineralogist 24, 729-745. Petrov, I., Mineeva, R. M., Bershov, L. V., Agel, A. (1993): EPR of lead-lead mixed valence pairs in amazonite-type microcline. American Mineralogist 78, 500-510. Julg, A. (1998): A theoretical study of the absorption spectra of Pb+ and Pb3+ in site K+ of microcline: application to the color of amazonite. Physics and Chemistry of Minerals 25, 229-233. Murakami, H., Takashima, I., Nishida, N., Shimoda, S., Matsubara, S. (2000): Solubility and behavior of lead in green orthoclase (amazonite) from Broken Hill, New South Wales, Australia. Ganko 95, 71-84. Szuzkiewicz, A. & Körber, T. (2010): "Amazonit" oder "Grüner Mikroklin"? Zur Ursache der Grünfärbung von Kalifeldspäten aus dem Striegauer Granit. Lapis 35 (7-8), 75-77; 86 (in German). | ||||||||||||||||||||||||||||||
Internet Links for Amazonite | |||||||||||||||||||||||||||||||
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| Specimens: | The following Amazonite specimens are currently listed for sale on minfind.com. | ||||||||||||||||||||||||||||||
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Localities for Amazonite | |||||||||||||||||||||||||||||||
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The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the
 symbol to view information about a locality.
The symbol next to localities in the list
can be used to jump to that position on the map.
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