Article
Reference
Découverte de glissements sous-marins dans la mollasse subalpine du val d'Illiez (Bas-Valais, Suisse)
SCHROEDER, Jean-William
SCHROEDER, Jean-William. Découverte de glissements sous-marins dans la mollasse
subalpine du val d'Illiez (Bas-Valais, Suisse). Compte rendu des séances de la Société de physique et d'histoire naturelle de Genève, 1944, vol. 61, no. 3, p. 276-277
DOI : 10.5169/SEALS-742762
Available at:
http://archive-ouverte.unige.ch/unige:154762
Disclaimer: layout of this document may differ from the published version.
1 / 1
6e$1&( '8 'e&(0%5(
/H
WDX[
PR\HQ GXSUHPLHU WpPRLQ DEVWUDFWLRQGHV VXUUpQDOHV HVW GH FHOXL GX GHX[LqPH GH&HOXL GX SUHPLHU &RED\H
D\DQW
UHoX GHX[LQMHFWLRQV
GH VXO IDWHG$O
HVW GH FHOXL TXLIXW
LQMHFWpWURLV
IRLV D XQWDX[
GH HQILQ FHOXL TXL UHoXW TXDWUH
LQMHFWLRQV
/H VD=DIH GD=ZZLQLZª" ©HDLI
=RQH SDV I=$SSRF=LDZWZRVH &
&HV FRQVWDWDWLRQV H[SpULPHQWDOHV
PRQWUHQW
ELHQ TXXQH GpSUHVVLRQ GH OD FKROLQHVWpUDVH VpULTXHSHXW pYROXHU VDQV WRXFKHU OHWDX[
GH OD YLWDPLQRVH & FHOOXODLUH HW TXH OH PpFDQLVPH GH GpSHQGDQFH GH FHV GHX[ FRPSRVDQWHV PpWDEROLTXHV VRQW j VHQVXQLTXH
WUHLFHUVLMp UIH *HUHqFH QVKWRI GH
-:
6FKURHGHU²
'pFRXYHUWH U=H J==VVHPHL V VRXVPDULQV GDQV =D PR==DVVH VD=P=SLDH GD )D= G==LH] /"DV)D=DLV *X=VVH-/HV *UqV H=H )D= G==LHV 'XFOR] 9XDJQDW VRQW GkJH 6WDP SLHQ
LQIpULHXU 9RQGHUVFKPLWW ,OV
VH VRQW GpSRVpV GDQV XQ GRPDLQHPDULQ
F{WLHU VRXPLV j XQDSSRUW GpWULWLTXH
FDOLEUpILQ
HW FRQVWDQW'DQV FHWWH
IRUPDWLRQ MDL
GpFRXYHUW GHV JOLVVHPHQWV VRXV PDULQV /HV PHLOOHXUV DIIOHXUHPHQWV VHWURXYHQW
GDQV OD JRUJH GHOD
9Lq]HOXQ
GHX[ HVW j P jODYDO
GXSRQW
GX 'LDEOHULYH
JDXFKH HW GURLWH,OV
VH SUpVHQWHQW FRPPHVXLW
XQH EUqFKH PRQRJpQLTXH GH j P GpSDLVVHXU GRQW OH FLPHQW JUpVHX[ FRQVWLWXHMXVTXj OD PRLWLp
GX YROXPH GH OD URFKH /HV pOpPHQWV pSDUV GDQV OHFLPHQW
VRQW GH GLPHQVLRQV YDULDEOHV j FP FH VRQW GHV PRUFHDX[ GH JUqV GX PrPHW\SH
TXH OH FLPHQW /HXUV IRUPHV LUUpJXOLqUHV HW OHXUV ERUGVODWpUDX[
IUDQFV
PRQWUHQW TXLOV QRQW
SDV pWp URD=pV /HV pOpPHQWV GH FHV EUqFKHV VRQW GHV UDJPHUDpV U=XQH FRXFLH FH JUqV HUHVHRH=LV Sp=H Pp=H GDQV DZH PDVVH VD=!=HDVH/D
JHQqVH GH FHWWH EUqFKH QH VH[SOLTXH TXHSDU
GHV SKpQRPqQHV GH JOLVVHPHQWV VRXVPDULQV6e$1&( '8 'e&(0%5(
XQH FRXFKH SOXV RX PRLQV GXUFLH DSUqV VRQ GpS{W HVW PLVH HQ PRXYHPHQW SDU XQ GpFOHQFKHPHQW TXH QRXV SUpFLVRQV SOXV EDV HOOH VH GpFROOH GH VRQ VXEVWUDWXP JOLVVH VH PRUFHOOH HL FLHWL VpWDOHU VXU OH RQG GH OD PHU SULVH GDQV XQH PDVVH VDEOHXVH PRELOH
IRUPDQW
OH FLPHQW DFWXHO/D
OLWWpUDWXUH
FRQILUPH QRWUHLQWHUSUpWDWLRQ :DOFRWW
+HQGHUVRQ/LSSHUW
1RV EUqFKHV VRQW DQDORJXHV j FHOOHVGRQW
UDSSRUWH$UNKDQJXHOVN\
GDQV VRQWUDYDLO
IRQGDPHQWDO VXU OHV VpGLPHQWV JOLVVpV GDQV OD PHU 1RLUH6XLYDQW
ODWHUPLQRORJLH
GH +DGGLQJ QRV EUqFKHV VRQW GHV VOLGH FRQJORPHUDWH
'HV JOLVVHPHQWV VRXVPDULQV
RQW
OLHX VXU OHV SHQWHV SDUIRLV WUqV UDLGHV TXLUHOLHQW
OHV UpJLRQV pPHUJpHV DX[ IRQGVPDULQV
GD©WHHV VRQW GpHOHQFWHV
SDU
GHV =UHPqOHPHQWH GH WHUUH 5XHWVFKLHL FHFL SOXV VSpFLDOHPHQW VXU OH WHDFp GHV =UDQVYHUVDOHV VRXOHYpHV
&HV JOLVVHPHQWV GDQV QRWHH UpJLRQ PDQLHV=HQ= LXHQ
OLQVWD
{LOLWp GX RQGPDULQ
H= GHV FRWHV GH OD PHU VX{DOSLQH DORUV JXH OHV QDSSHV SUpDOSLQHV VXSpULHXUHV pPHUJpHV H= VRXPLVHV j OpURVLRQ VDYDQSDLHQ= VXU O+YDQ=3D"VLOV
WpPRLJQHQWDLQVL
GXQ DFLqV RURJpQLJXH FDUDFWpULVp&QWHHUVLvp GH *HQqYH M/DqRUDwRLUH UIH *HRRJLH
3XEOLp DYHF ODXWRULVDWLRQ GH OD &RPPLVVLRQ JpRORJLTXH 6+61 8Q
WUDYDLO
SOXV pWHQGX VXU FH VXMHW SDUDvWUD GDQV OHV /J=RJDH &HR ORJLFDH IIH=FHWpDH0DUFHO *\VLQ
²
/HV URFLHV pUXS=LYHV H= OHV JLVHPHQWV PpWDO OLqUHV GHV HQYLURQV G/VOXSp +QD=ROLH /HV JLVHPHQ=V GH HUHL GH SLRPLQ
/D
UpJLRQ VLWXpH DX 6G(VEL\p YRLU
ILJXUH FLGHVVRXV FRQWLHQW
XQH VpULH GHSHWLWV
JLVHPHQWV GH IHU HW GH SORPE TXH QRXV DYRQV YLVLWpV DX FRXUV GHOpWp
FHV JLVHPHQWV SUpVHQWHQWOHV FDUDFWqUHV VXLYDQWV
0 *\VLQ /HV URF$HV pUXS=LHHV H= OHV JLVHPHQWV Pp=DOOLqUHV GHV HQYLURQV G/VOGLp +QDWR=LHM & 5 VpDQFHV 6RF 3K\V HW +LVW QDW
*HQqYH SS HW