Mineralogical Magazine; April 2004; v. 68; no. 2;
p. 335-341; DOI: 10.1180/0026461046820190
© Mineralogical Society of Great Britain and Ireland
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FIG. 3. E||O optical spectra of the four investigated tetragonal hydrogarnet samples. Numbers attached to each spectrum indicate the molar fraction of henritermierite in the corresponding sample. Absorber thickness was 43 µm for all samples except for crystal #97, for which it was 19 µm.
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