Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 1 of 1 for “"Alaska porphyroblasts"”.
-
The geology of the Khayyam and Stumble-On deposits, Prince of Wales Island, Alaska
… of the ore. Pyrite usually occurs as euhedral porphyroblasts, but locally it exhibits textures indicative of rolling and abrasion or of brittle deformation. Chalcopyrite, sphalerite and pyrrhotite have deformed in a ductile manner and are found infilling around pyrite porphyroblasts and along …