Gallium Germanium Alloy.
This is a small crystal of gallium-germanium semiconductor alloy pulled by the Czochralski process. I'm not sure why such this sample wasn't made into devices. Source:SoCal (Nevada), Inc Contributor:Theodore Gray Acquired:10 February, 2007 Text Updated:10 February, 2007 Price: $15 Size: 0.75" Composition:GaGe