Nature and Effects of Chemical Processes at the Base of Temperate Glaciers |
Contents
SUBGLACIAL CARBONATE DEPOSITS | 4 |
4b CO₂ dependence of eutectic point in CaCO3H20 system | 22 |
Variation in the effective distribution coefficient | 28 |
Copyright | |
6 other sections not shown
Common terms and phrases
activity coefficients andesite associated with regelation bars basal ice basal sliding bed obstacles bedrock bedrock surface bubbles CaCO3 precipitates calcite calcium concentration calculations carbonate deposits CO₂ decrease dissolution dissolved CaCO3 effect of solutes effective distribution coefficient equation equilibrium estimated eutectic point experimental Figure former ice flow freezing front freezing interface freezing rate glacial flour glacial polish glacier bed glacier sliding growing ice hence ice flow direction ice-water interface ikaite Kamb lee of bed lee sides lee surfaces liquid phase liquidus melt water melt-water mineral Mount Rainier nucleation overburden pressure Paradise Glacier pCO2 predicted presence of solutes present regelation ice regelation sliding regelation water film resulting rock roughness elements shear stress sides of bed silica silica-rich sliding process solute concentration solute rejection solutional furrows stoss sides stoss surfaces subglacial deposits subglacially formed deposits suggested supercooling supersaturation temperate glaciers temperature gradient tend terminal increase variation water along stoss wavelength