Image Gallery

Slideshows

 

Viewing Instructions

Click on an image to start the slideshow. To advance the slides, click on the right side of the image to move to the next slide or click the left side to view the previous slide. The left and right arrow keys will accomplish the same task. To close the window click on the "Close" button or hit the "X" key.

Rocks under the microscope

Geologists can deduce a lot by examining thin sections of rock under the microscope.


(a) Colorless crystals and beige glassy matrix under plane polarized light; (b) Vivid green and blue crystals and black glass matrix under cross-polarizing filters. Images courtesy of M. Perfit. (a) Colorless crystals and glassy matrix under plane polarized light; (b) Emerald green crystal shot with black lines, under cross-polarizing filters. Images courtesy of M. Perfit. Royal blue, grey and brown interlocking crystals, photographed under cross-polarizing filters. Image courtesy of M. Perfit (a) Colorless crystals under plane polarized light; (b) Turquoise crystals and black glass matrix under cross-polarizing filters. Images courtesy of M. Perfit. (a) Colorless crystals and glassy matrix under plane polarized light; (b) Multicolored crystals and black glass matrix under cross-polarizing filters. Images courtesy of M. Perfit. Pink and vivid blue interlocking crystals, photographed under cross-polarizing filters. Image courtesy of M. Perfit
(a) Colorless crystals and beige glassy matrix under plane polarized light; (b) Vivid green and blue crystals and black glass matrix under cross-polarizing filters. Images courtesy of M. Perfit.