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Sulphide ore in a polished section. 61 images collected using a Zeiss microscope, Zeiss Epiplan HD 4x objective, Zeiss kpl 10x eypiece for projection and a Canon 1100D camera. Collecting the images by tethering the camera to a PC using the EOS utility capture software makes life a lot easier since my home-built rig is...
Greisenised granite from Cornwall. Not the prettiest rock, but one for the teaching collection. Some nice feldspar alteration textures here. Greisenisation is alteration assocaited with hydrothermal fluid flow and, in Cornwall, Sn and W mineralisations around granites. 228 images using a Zeiss Luminar lens on a Meiji ...