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X ray diffraction (GADDS)

Rietveld method

Scanning electron microscopy (SEM)

 

X ray diffraction (GADDS)

Photo of the GADDS

 

 

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Rietvel method

 

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Scanning electron microscopy

Photo of the scanning electron microscope

 

Backscatered electron image of altered andesite from Sorik Marapi volcano
Secondary electron image of jarosite
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Webmaster Benjamin Barbier

Last modification: january 25, 2006