National Institute of Informatics - Digital Silk Road Project
| |||||||||
|
Explorations in Turkestan : Expedition of 1904 : vol.1 |
Physiographic history of the Anau Delta-oasis. |
TIME.
Preglacial.
Quaternary glacial period differentially recorded, with local epochs in mountain valleys according to uplift.
Reaction to extra dry climate.
P a r- tial recov- ery of preci- pita- tion.
Dry.
Recovery.
Dry.
vr~
ES?.
`J xu W::
Oscillating advance.
Quiet. Old.
Slow rising, differentially, in blocks.
MOUNTAINS.
Young. Rapid dissection to deep valleys.
Slow dissection.
Quiet.
Active dislocation.
DISLOCATION ZONE, BORDER OF PLAINS.
Slow sinking as a whole.
Dry.
Recovery.
Slow dissection.
Less slow dissection.
Less slow dissection.
Slow dissection.
Less slow dissection.
Tilting border, buried in general rapid aggradation.
Rising of tilting border to form a dry piedmont transversely dissected by valleys.
Valley fills to —28 feet and continues filling to — 20 feet
Valley reexcavated to below-35 feet.
Valley filled again to — 12 feet.
Valley reexcavated.
Valley fills to — 15 feet and
th en overflows
with irrigation.
PLAINS.
Grass.
Desert.
Desert.
Grass.
Desert.
Aggrading rapidly with grass steppes over large areas, stationary sand-hills, and loess.
Aggradation slow Desert steppes. Moving sand.
Grass.
Culture-gap.
Foundation a n d growth of South Kurgan. Copper.
Iron.
Anau.
ARCHEOLOGY.
Evolution of Quaternary life over the steppes of Asia.
Primitive Man.
1Eneolithic Ma n founds North Kurgan.
|
Copyright (C) 2003-2019 National Institute of Informatics and The Toyo Bunko. All Rights Reserved.