The Charles Doll Collection of thin sections covers samples from Vermont geological sites. The distribution of rock types covered is: Igneous (22), Metamorphic (70), and Sedimentary (1). In most cases each slide was captured at low and high magnifications and with normal and polarized light at each magnification
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Doll Igneous Thin Sections
Doll Metamorphic Thin Sections
Doll Sedimentary Thin Sections