UID:
almahu_9948026468702882
Umfang:
1 online resource (241 p.)
ISBN:
1-281-77367-0
,
9786611773670
,
0-08-086928-9
Serie:
Developments in sedimentology ; 17
Inhalt:
Sedimentary structures of ephemeral streams
Anmerkung:
Description based upon print version of record.
,
Front Cover; Sedimentary Structures of Ephemeral Streams; Copyright Page; CONTENTS; Preface; Chapter 1. Introduction; FORMAT AND SCOPE OF BOOK; Chapter 2. Erosional structures; SCOUR HOLE (cut.and.fil1. scour.and.fil1. wash.out. ripple scour. toroid. obstacle mark); CRESCENT SCOUR (current crescent. crescentic scour mark. crescent cast. horse-shoe flute cast. wash-over crescent); TOOL MARK (prod. drag. bounce. brush. slide mark); GROOVE (current mark. erosion groove. current erosional mark. longitudinal rectilinear groove); RILL (channel. 2nd- and 3rd-order channel)
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INCIPIENT RIB-AND-FURROW (current break-through)MICRO-TERRACE (water-level mark); FLUTED STEPS; DENDRITIC MARKS (Dendrophycus, dendritic surge marks); ARMORED MUD BALLS (clay ball, pudding ball, mud pebble, mud ball); Chapter 3. Structures formed during transportation and deposition; CUSPATE RIPPLE MARK; SINUOUS RIPPLE MARK (current ripple, sand wave); LINEAR ASYMMETRIC RIPPLE MARK (wave ripple mark, parallel ripple mark, rectilinear ripple mark, combined-flow ripples); SECONDARY RIPPLE MARK; EOLIAN RIPPLE MARK; LAG RIPPLE MARK (new structure)
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LONGITUDINAL RIPPLE MARK (sand shadow, window ridge)SIMPLE INTERFERENCE RIPPLE MARK: MULTIPLE SECONDARY. CHEVRON RHOMBOID RIPPLE PATTERNS; COMPLEX INTERFERENCE RIPPLE MARK: LINEAR ASYMMETRIC AND SECONDARY CUSPATE AND SECONDARY(compound ripple mark, cross-ripple, dimpled current mark, tadpole nest); STREAMING LINEATION (sand streak, parting lineation, primary current lineation, parting plane lineation, harrow mark, graination); IMBRICATION (edgewise structure. shingle structure); Chapter 4. Post-depositional structures; POLYGONAL-SHRINKAGE CRACK (mud crack, desiccation crack, sun crack)
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LINEAR-SHRINKAGE CRACK (incomplete shrinkage cracks, pseudo mud crack, radiate mud crack, subaqueous shrinkage crack)MUD CURL (clay gall, shale pebble, mud crust.); MUD PEBBLE; REVERSE MUD CURL; EARTH CRACK (subaerial sun-crack); SALINE FEATURES: SALT CRUST SALT RIDGE. WRINKLED SURFACE. CRYSTAL MOLD (creep wrinkles, crinkle marks, pseudo-ripples, "namak sefid"); TRACKS TRAILS. BURROWS; RAINDROP IMPRESSION; TEXTURED SURFACE (eolian microridges, wrinkle marks); ALGAL MAT (stromatolite, algal ball, algal biscuit); ALGAL MOUND (stromatolite, algal ball, algal biscuit)
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GAS BUBBLE (gas pit, bubble impression, pit-and-mound structure)SAND VOLCANO (patterned cones); Chapter 5. Stratification; HORIZONTAL PARALLEL STRATIFICATION (uniform stratification); HORIZONTAL DISCONTINUOUS STRATIFICATION (planar bedding, plane bedding); LENTICULAR STRATIFICATION; GRADED STRATIFICATION (interrupted graded bedding, fining-upward cycles); MICRO CROSS-STRATIFICATION (small-scale trough cross-stratification, wispy cross-stratification, ripple-drift crossstratification); FESTOON CROSS-STRATIFICATION (medium-scale trough cross-stratification)
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RIPPLE STRATIFICATION (ripple-drift stratification, climbing ripples, pseudo cross-stratification)
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English
Weitere Ausg.:
ISBN 0-444-41100-3
Sprache:
Englisch
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