Dumortierite Mineral Gallery

Weinrich Minerals, A Dealer in Fine Mineral Specimens - Since 1989. We buy collections and single high quality specimens.

For more than thirty (30) years, Excalibur Mineral Corp. has been providing private collectors, researchers, major universities and museums throughout the world with reliably identified, rare and unusual mineral samples for science an

Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.

John Betts - Fine Minerals, New York. Dealers of Fine Minerals and Natural Crystal Clusters since 1989. We buy rock collections, we buy gem collections, we buy mineral collections.

Dumortierite Minerals

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Dumortierite Mineral Gallery With 3 Images

Dumortierite Image

Images:

Dumortierite: Al6.5-7(BO3)(SiO4)3(O,OH)3

Comments: Blue dumortierite in matrix.
Location: Hartmannsdorf, Chemnitz, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Dumortierite Image

Images:

Dumortierite: Al6.5-7(BO3)(SiO4)3(O,OH)3

Comments: Divergent fans of acicular purple to lilac colored dumortierite crystals in white andalusite matrix.
Location: Dehesa, San Diego Co., California, USA. Scale: Crystal size 2.3cm.
© Tom Loomis / Dakota Matrix

Dumortierite Image

Images:

Dumortierite: Al6.5-7(BO3)(SiO4)3(O,OH)3

Comments: Low-magnification, bright-field image showing dispersed dumortierite fibers extracted from rose quartz on a carbon film. (AmMin 87:270).
Location: Madagascar. Scale: See Image.
© American Mineralogist

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