Now showing items 81-82 of 82
A transmission electron microscope study of white mica crystallite size distribution in a mudstone to slate transitional sequence, North Wales, UK
(Springer-Verlag, 1990-12)
High-resolution transmission electron microscopy (HRTEM) measurements of the thickness of white mica crystallites were made on three pelite samples that represented a prograde transition from diagenetic mudstone though ...
Mineralized and unmineralized calderas in Spain; Part I, evolution of the Los Frailes Caldera
(Springer-Verlag, 1990-12)
The Cabo de Gata volcanic field of southeastern Spain contains several recently-recognized calderas. Some of the calderas are mineralized with epithermal gold, alunite, and base metal deposits, and others are barren, and ...