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Grandidierite : (Mg,Fe2+)(Al,Fe3+)3[O2|BO3|SiO4] | |
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Emmelberg Mt., Üdersdorf, Daun, Eifel Mts, Rhineland-Palatinate, Germany Group Of Prismatic Grandidierite Crystals; Field Of View 1,5 mm; Found 07/2008 Collection: Josef & Christoph Weber; Photo: Josef Weber |
| Photo ID: 267058 View Count: 22 | |
Grandidierite : (Mg,Fe2+)(Al,Fe3+)3[O2|BO3|SiO4] | |
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Caspar quarry, Ettringer Bellerberg Mt. (Bellberg Mt.; Bellenberg Mt.; Billenberg Mt.; Boilenberg Mt.), Bellerberg volcano, Ettringen, Mayen, Eifel Mts, Rhineland-Palatinate, Germany Curling aggregates of Grandidierite, picture taken from the CD “ Eifel-Mineralien” with kind permission of authors, field of view 2 mm |
| © B.E.G.S.T.-2006 | Photo ID: 89538 View Count: 252 |
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Anosy (Fort Dauphin) Region, Tuléar (Toliara) Province, Madagascar Blue green crystals of the rare mineral Grandidierite, from the type locality, specimen is 3.5cm tall x 4cm wide Jason Evans collection Thanks to Dieter for the photos |
| Photo ID: 206685 View Count: 155 | |
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Vohibola (Vohibolo; Vohiboly) phlogopite deposit, Behara Commune, Amboasary District, Anosy (Fort Dauphin) Region, Tuléar (Toliara) Province, Madagascar Picture width is 30mm. Somewhat crude blue-greenish crystal of Grandidierite. |
| © Elmar Lackner | Photo ID: 74303 View Count: 412 |
Grandidierite : (Mg,Fe2+)(Al,Fe3+)3[O2|BO3|SiO4] | |
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Vohibola (Vohibolo; Vohiboly) phlogopite deposit, Behara Commune, Amboasary District, Anosy (Fort Dauphin) Region, Tuléar (Toliara) Province, Madagascar Sample size: 6 X 4,5 cm Crystal size: 2 cm Collection and photo: M Arliguie |
| © ARLIGUIE M | Photo ID: 85864 View Count: 238 |
Grandidierite : (Mg,Fe2+)(Al,Fe3+)3[O2|BO3|SiO4] | |
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Vohibola (Vohibolo; Vohiboly) phlogopite deposit, Behara Commune, Amboasary District, Anosy (Fort Dauphin) Region, Tuléar (Toliara) Province, Madagascar specimen 40x25 mm. year 1975.Photograph and collection jm.CLAUDE |
| © jm.CLAUDE | Photo ID: 148162 View Count: 178 |
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Vohibola (Vohibolo; Vohiboly) phlogopite deposit, Behara Commune, Amboasary District, Anosy (Fort Dauphin) Region, Tuléar (Toliara) Province, Madagascar Deep blue-gree crystals up to 12 mm with Phlogopite on the pegmatitic matrix. Very rare example of crystals in matrix. Obtained from Dr. Walter Figallo (acquired by Mr. Pacifico Cossi), in my personal systematic suite. Photo Simone Citon. |
| © Simone Citon | Photo ID: 224056 View Count: 54 |
Grandidierite : (Mg,Fe2+)(Al,Fe3+)3[O2|BO3|SiO4] | |
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Betroka District, Anosy (Fort Dauphin) Region, Tuléar (Toliara) Province, Madagascar size 4x7,5 cm Paul Bongaerts specimen and photograph |
| © Paul Bongaerts | Photo ID: 22892 View Count: 769 |
Grandidierite : (Mg,Fe2+)(Al,Fe3+)3[O2|BO3|SiO4] | |
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Cap Andrahomana, Ranopiso District, Anosy (Fort Dauphin) Region, Tuléar (Toliara) Province, Madagascar Grandidierite crystals from type locality Ex C. Novak collection (France) Sample size: 10 X 4,5 cm Collection and photo: Arliguie M |
| © Arliguie M | Photo ID: 148367 View Count: 189 |
Grandidierite : (Mg,Fe2+)(Al,Fe3+)3[O2|BO3|SiO4] | |
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Cap Andrahomana, Ranopiso District, Anosy (Fort Dauphin) Region, Tuléar (Toliara) Province, Madagascar 2.5 x 2.0 x 1.6 cm. Sharply crystallized examples of this species are very rare. This is the type locality, from which specimens were recovered around 1900 and identified in 1902. This is a rare magnesium, aluminum oxide, borate silicate and here occurs in lustrous, slightly translucent, sky blue crystals, to 1.5 cm across. This ENTIRE CLUSTER is ... |
| © Rob Lavinsky | Photo ID: 169886 View Count: 132 |
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