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Foitite


Foitite : [ ][Fe2+2(Al,Fe3+)][Al6][(OH)3|OH|(BO3)3|Si6O18]

Photo Copyright © Mineralogical Research Company  - This image is copyrighted. Unauthorized reproduction prohibited.
An extremely choice example of Foitite Tourmaline, this single crystal is fully double terminated all around, with excellent luster and sharpness of form. The upper end, as oriented in the accompanying photograph, is terminated with smooth faces, while the prisms are striated. The lower end is multi-terminated with many hundreds of mini-faces. No matrix or point of attachment.
Specimen size: 3 1/4” tall, 1 3/4” wide, 1 1/2” thick

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