The Virtual Microscope - Computer version of microscopic petrography, rotatable, crossing of polars etc. Available on CD-rom. Demonstration of part only on the Web. Petrographic Workshop Needs Apple MacIntosh Computer, CD rom player and Quicktime software. Thin sections of hundreds of rocks and minerals for student study.
Students can zoom in on the images in normal or cross-polarised light.
Igneous - Volcanoes See separate Volcanoes section. Copyright 1998 of Ian West.