Hi everybody:
Does anyone know, by any chance, where (web site) I could find
photomicrographs of perlite (hydrated volcanic glass) ?
Cheers,
Rob Oyarzun
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R. Oyarzun (PhD., C.Eng., MIMM)
Dept. de Cristalografia y Mineralogia
Facultad de C.C. Geologicas
Universidad Complutense
28040 Madrid, SPAIN
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Telephone: 34-91-3944878
Fax: 34-91-3944872
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