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THE LAUE METHOD OF XRAY PHOTOGRAPHY
INTERPRETATION OF RESULTS
4 other sections not shown
a-axis parallel X-ray annealing asterism and spiralling axis of rotation Bragg angle Bragg equation c-axis vertical camera concentration condensed atom cooling Courtesy R. C. Emmons crystal grows crystal growth crystallites deformation dendritic Devonian diffuse spots Diffuse streaks dike direct beam discontinuities ellipse extrusive foreign atoms goniometer growing crystal grown from solution horizontal and east-west Huronian hydrothermal hydrothermal crystals hydrothermal solutions illustrated in plate imperfections in crystals impurities incident beam ions large number lattice Laue method Laue photographs taken Laue spots Lonsdale magmatic granite melt metamorphic environment metamorphic granite minerals Mississagi quartzite nucleus optic axis orientation parallel to X-ray parallel X-ray beam perfect crystal perpendicular photographs of quartz piece of plasticene planes Porphyritic produced quartz from metamorphic quartz grains quartz phenocrysts quartzite recrystallization Red Rock Point Rhyolite Rhyolite with quartz rock seed crystal shallow intrusives single crystal small striae spots and streaks streaks and spots studied surface symmetry thermal tion vapour wave-length