Les grès de Taveyannaz dans les Dents du Midi

(1)

Article

Reference

Les grès de Taveyannaz dans les Dents du Midi

COLLET, Léon William, GYSIN, Marcel

COLLET, Léon William, GYSIN, Marcel. Les grès de Taveyannaz dans les Dents du Midi.

Compte rendu des séances de la Société de physique et d'histoire naturelle de Genève, 1941, vol. 58, no. 1, p. 47-51

DOI : 10.5169/SEALS-741159

Available at:

http://archive-ouverte.unige.ch/unige:138446

Disclaimer: layout of this document may differ from the published version.

1 / 1

(2)

6e$1&( '8 )e95,(5 PpVRLQRVLWH OH GHX[LqPH

SURGXLW

^GH ^UpGXFWLRQ TXH SUpYRLW OD WKpRULH HW TXL UpSRQG pYLGHPPHQW ^j OD IRUPXOH

9

OD VpSDUDWLRQ GHV GHX[ VXEVWDQFHV VHIIHFWXH IDFLOHPHQW HQ UDLVRQ ^GH

OD

^GLIIp

UHQFH ^GH VROXELOLWp GDQV ODOFRRO GH OHXUV GpULYpV KH[DDFpW\OpV /H _FRPSRVp

9

HVW SHX VROXEOH GDQV OHDX ^j VRQ

SRLQW ^GH ^IXVLRQ ^HVW UHPDUTXDEOHPHQW ^pOHYp FRUU ^VRQ GpULYp KH[DDFpW\Op IRQG ^j FRUU (QUDLVRQ GH FHV SURSULpWpV FDUDFWpULVWLTXHV OH FRPSRVp

9

HVW WUqV SUREDEOHPHQW LGHQWLTXH

j OD _VT=/WH TXL ^VH UHQFRQWUH GDQV ORUJDQLVPH ^GHV SODJLRVWRPHV HW TXRQ ^D ^UHWURXYpH pJDOHPHQW GDQV ^OH UqJQH YpJpWDO

6pDQFH GX IpYULHU

/pRQ: &ROOHW HW 0DUFHO *\VLQ ² ^/HV ^{JUqV GH} /DHH\DQZD]

GDZV HV /HZLV GD

GILGL

/D )HXLOOH $QQHF\

pGLWLRQ ^GH ^OD &DUWH JpRORJLTXH GH )UDQFH LQGLTXH XQ DIIOHXUHPHQW ^GH JUqV ^GH 7DYH\DQQD] VXU

WHUULWRLUH

VXLVVH HQWUH ^OH ^&RO ^GH &RX[ HW OH 6LJQDO ^GH %RVWDQ DORUV _TXH OD )HXLOOH 6DLQW0DXULFH ^GH

O$WODV

JpRORJLTXH ^GH

OD

6XLVVH DX SRUWH GX )O\VFK XOWUDKHOYpWLTXH

8Q GH QRV pOqYHV $UQROG

/LOOLH

LQWULJXp SDU ^OH SHX GKDUPRQLH GH _FHV GHX[ GRFXPHQWV ^GH

SDUW

^HW ^GDXWUH ^GH

OD

IURQWLqUH IUDQFRVXLVVH HIIHFWXD ^GHV FRQWU{OHV

,O WURXYD

^HIIHF WLYHPHQW j /D /HOH ^j

OH[WUpPLWp

RFFLGHQWDOH ^GH ODUrWH GH /HUUR\ ^GHV JUqV ^GH 7DYH\DQQD] GRQW ^OHV PDWpULDX[ _DSSDU WLHQQHQW DX W\SH ^D ^GH 4XHUYDLQ /D FDUWH IUDQoDLVH DYDLW UDLVRQ VXU FH SRLQW

'H SOXV FHW DXWHXU _VLJQDOD ^OHV PrPHV JUqV ^GH 7DYH\DQQD]

j

O(VW

HW j O2XHVW GX 9DO

G,OOLH]

(Q HIIHW FHWWH IRUPDWLRQ DIIOHXUH VXU OD ^IDFH 2XHVW GHV 'HQWV GH 9DOD\UH ^VRXV ^OHV ^'HQWV GX 0LGL 'H

ODXWUH

F{Wp ^GH OD YDOOpH OHV JUqV ^GH 7DYH\DQQD]

IRUPHQW ODUrWH _TXLVH GpWDFKDQW GH OD &URjU GH =0=JQI==HSRUWH

OHV SRLQWV

&HV FRQVWDWDWLRQV RQW FRQGXLW

OXQ

^GH QRXV &ROOHW ^j UHFKHU FKHU OHV PLQpUDX[ HW URFKHV FDUDFWpULVWLTXHV ^GHV JUqV GH

(3)

7DYH\DQQD] ^GDQV ^{OHV JUqV} TXDUW]HX[ ^{GX )O\VFK} ^GH OD _QDSSH

GH 0RUFOHV HW GH ODXWRFKWRQH

'DQV ODXWRFKWRQH QRXV DYRQV WURXYp ^OHV FDUDFWpULVWLTXHV

GHV JUqV GH7DYH\DQQD] ^{GDQV OH} )O\VFKJUpVHX[ GX &R F/PDUHHA 'DQV OD _{QDSSH QRXV} ^OHV _DYRQV WURXYpHV GDQV OHV JUqV GH

OH[WUpPLWp

^RULHQWDOH ^GH ODUrWH ^GH %HUUR\ DSSHOpH=HJLLHPD©H+

3XLV GDQV _{OHV JUqV} DIIOHXUDQW VXU ^OH YHUVDQW 1RUG ^GH OD ^&Up-H

GH ILRWWDSDX ^VRXV OH VRPPHW

&HV JUqV TXDUW]HX[ UHSUpVHQWHQW XQ WHUQLH H[WUrPH ^GHV JUqV GH 7DYH\DQQD] ^GDQV OHTXHO ^OHV ^pOpPHQWV YROFDQLTXHV VRQW SHX QRPEUHX[ HW YLVLEOHV VHXOHPHQW VRXV OH PLFURVFRSH

$

/D _/HWH SDU ^FRQWUH ^QRXV ^DYRQV ^UHQFRQWUp ^{OH IDFLqV} FRQJORPpUDWLTXH ^GHV JUqV GH 7DYH\DQQD] TXL ^D pFKDSSp ^j

/LOOLH

&KDUOHV 'XFOR] XQ ^GH QRV pOqYHV TXL pWXGLH ^OH )O\VFK ^GHV 'HQWV GX 0LGL GLUD ^VL OHV JUqV GH 7DYH\DQQD] ^GH ODUrWH ^GH

%RQDYDX DSSDUWLHQQHQW ^j ODXWRFKWRQH RX ^j OD _QDSSH

3RXU &ROOHW HW /RPEDUG ^OH )O\VFK ^GH ODUrWH ^GH %HUUR\

HW GX 'HTXHPDQOLHX DSSDUWLHQW ^j ^OD QDSSH

,O

^HQ ^HVW ^GRQF ^GH

PrPH GHV JUqV ^GH 7DYH\DQQD]

/XQ

^GH QRXV *\VLQ ^D GpWHUPLQp OHV W\SHV ^GH ^URFKHV YROFD QLTXHV TXH

ORQ

UHQFRQWUH HQ JDOHWV GDQV ^OHV FRQJORPpUDWV ^GH /D %HUWH RX HQ GpEULV GDQV _{OHV JUqV} GX 'HTXHPDQOLHX ^GH ODUrWH GH %RQDYDX HW GX ^&RO G(PDQH\ GRQW XQ ^HVW QRXYHDX SRXU

OHV JUqV GH 7DYH\DQQD]

&RPSRVWLLR© ^GHV ^UIpqULV ^GH ^URFbHV FFGFDWL9DHV

&HV GpEULV SUpVHQWHQW ^GHV IRUPHV WUqV YDULDEOHV

WDQW{W

DUURQ GLHV

WDQW{W

DQJXOHXVHV ÔHV GLPHQVLRQV YDULHQW GHSXLV PP MXVTXj XQH GL]DLQH ^GH FHQWLPqWUHV ^GH GLDPqWUH GDQV OHV IDFLqV FRQJORPpUDWLTXHV ^R ÔHV ÛRFKHV YROFDQLTXHV FRQVWLWXHQW ^GH JURV JDOHWV ^RYRwGHV

$

^F{Wp ^GHV ^URFKHV YROFDQLTXHV ^{OHV JUqV} UHQIHUPHQW ^GHV JUDLQV HW ^GpEULV ^GH TXDUW] ^GH TXDUW]LWH ^{GH JUqV} FKORULWHX[ ^GH SODJLRFODVHV DHLGHV GH JQHLVV VpULFLWHX[ HW FKORUL WHX[ ^HW ^GH ^VFKLVWHV DUJLOHX[

/HV URFKHV YROFDQLTXHV ^pWXGLpHV SUpVHQWHQW ^OH SOXV VRXYHQW XQH VWUXFWXUH SRUSK\ULTXH ^DYHF XQH ODUJH SUpGRPLQDQFH ^GH SKpQRFULVWDX[ ^GH SODJLRFODVHV ^GH GLPHQVLRQV YDULDEOHV HQWUH

(4)

6e$1&( '8 )e95,(5 HW PP ^{RQ REVHUYH} ^DXVVL ^GHV ÛRFKHV ^j VWUXFWXUH PLFUROLWLTXH DUERUHVFHQWH ÔHV PLFUROLWHV IRUPDQW ^GHV SULVPHV WUqV _DOORQJpV VRXYHQW WRUGXV _HW ILVVXUpV HQWUHPrOpV ÔHV XQV ^GDQV OHV DXWUHV RX FRQVWLWXDQW ^GHV _SDOPHV HW ^GHV DUERUHVFHQFHV 6XU IUDJPHQWV ^GH URFKHV YROFDQLTXHV QRXV DYRQV FRQVWDWp OHV W\SHV VXLYDQWV

3RUSK\ULWH DUERUHVFHQWH HVVHQWLHOOHPHQW IHOGVSDWKLTXH DQDORJXH DX[ SRUSK\ULWHV ^GHV ^*HWV HW ^GH -RXSODQH ^/HV PLFUR OLWHV IHOGVSDWKLTXHV VRQW SDUVHPpV ^GH JUDQXOHV _RSDTXHV HW FLPHQWpV SDU ^XQH ^PDWLqUH LQWHUVWLFLHOOH MDXQkWUH VHQVLEOHPHQW LVRWURSH ^/HV LQGLFHV GHV SODJLRFODVHV VHPEOHQW OpJqUHPHQW VXSpULHXUV ^j OLQGLFH GX EDXPH

&HWWH URFKH D pWp REVHUYpH DX &RO G(PDQH\ FRXSH ^D j %RQDYDX _FRXSH

©

^HW VXU ODUrWH ^GH 'pTXHPDQOLHX FRXSH D

3RUSK\ULWH SDOPpH IRUPpH ^GH JURV PLFUROLWHV ^GH SODJLR FODVHV IUpTXHPPHQW WRUGXV _HW ILVVXUpV WUDQVYHUVDOHPHQW ^HQFKH YrWUpV OHV XQV GDQV ^OHV DXWUHV RX JURXSpV HQ SDOPHV FLPHQWpV SDUIRLV SDU ^XQH ^{UDUH SkWH} IHOVLWLTXH &HWWH URFKH UHVVHPEOH j

FHUWDLQHV SDUWLHV ^GH OD YDULROLWH ^GH OD 5RVLqUH HW ^GHV ^ODYHV ^GH -RXSODQH UpJLRQ ^GHV *HWV

1RXV ODYRQV ^REVHUYpH DX &RO G(PDQH\ FRXSH ^D ^j

%RQDYDX _FRXSH HW VXU ODUrWH ^GH 'pTXHPDQOLHX FRXSH F

5RFKH SRUSKYULTXH ^IRUPpH ^GH SHWLWV SKpQRFULVWDX[ UHF WDQJXODLUHV ^GH SODJLRFODVHV PDFOpV HW GXQH SkWH SLORWD[LTXH UHQIHUPDQW ^GHV PLFUROLWHV GH SODJLRFODVHV ^GHV JUDQXOHV _RSDTXHV HW XQH PDWLqUH LQWHUVWLFLHOOH MDXQkWUH VHQVLEOHPHQW LVRWURSH SOXV UpIULQJHQWH TXH OHV IHOGVSDWKV &HWWH URFKH VDSSDUHQWH DX[ ^DQGpVLWHV ^GX W\SH ^k ^GpFULWHV SDU ^GH ^4XHUYDLQ ^4XHOTXH IRLV ^OHV PLFUROLWHV GHYLHQQHQW PRLQV DERQGDQWV HW OD _SkWH SUHQG XQH VWUXFWXUH K\DORSLOLWLTXH

1RXV DYRQV UHQFRQWUp FH W\SH ^GH URFKH DX &RO G(PDQH\

FRXSH k ^j %RQDYDX FRXSHV D D

FO

G HW VXU ODUrWH ^GH 'pTXHPDQOLHX FRXSHV HW F

5RFKH SRUSK\ULTXH ^IRUPpH HVVHQWLHOOHPHQW ^GH SODJLRFODVHV PDFOpV HQ VHFWLRQV UHFWDQJXODLUHV RX SULVPDWLTXHV FRQVWLWXDQW

GHV QRPEUHX[ SKpQRFULVWDX[ SDVVDQW SURJUHVVLYHPHQW ^j ^GHV

& 5 ^6RF SK\V *HQqYH YRO

(5)

PLFUROLWHV HQWUHPrOpV FLPHQWpV SDU ^XQH UDUH PDWLqUH

LQWHUVWL

WLHOOH MDXQkWUH LVRWURSH

&HWWH URFKH VDSSDUHQWH DX[ ^DQGpVLWHV ^GX W\SH ^F ^GpFULWHV SDU ^GH ^4XHUYDLQ ^1RXV ^ODYRQV ^REVHUYpH ^j ^%RQDYDX ^FRXSH

* F HW VXU ODUrWH ^GH 'pTXHPDQOLHX FRXSH q

5RFKH SRUSK\ULTXH ^IRUPpH ^GH SHWLWV SKpQRFULVWDX[ UHF WDQJXODLUHV ^GH SODJLRFODVHV PDFOpV SDUIRLV DFFRPSDJQpV GXQH DPSKLEROH HQWLqUHPHQW FKORULWLVpH FHV pOpPHQWV pWDQW HQUREpV GDQV XQH SkWH IHOVLWLTXH HVVHQWLHOOHPHQW IHOGVSDWKLTXH

&HWWH URFKH VDSSDUHQWH DX[ ^DQGpVLWHV GX W\SH ^D ^GpFULWHV SDU ^GH 4XHUYDLQ ^1RXV ODYRQV REVHUYpH _DX &RO G(PDQH\

FRXSH q ^j %RQDYDX FRXSHV k HW H

5RFKH SRUSK\ULTXH ^IRUPpH ^GH QRPEUHX[ SKpQRFULVWDX[

GH SODJLRFODVHV RULJLQHOOHPHQW ^]RQpV HW DIIHFWDQW OKDELWXV

© DQGpVLWLTXH ^ª DFWXHOOHPHQW GH FRPSRVLWLRQ KRPRJqQH HW IRUWHPHQW DOWpUpV DFFRPSDJQpV ^GH VHFWLRQV GDPSKLEROH HQ WLqUHPHQW FKORULWLVpH HW HQUREpV GDQV XQH SkWH IHOVLWLTXH _SDU WLHOOHPHQW FKORULWLVpH HW VRXYHQW LPSUpJQpH ^GH S\ULWH

&HWWH URFKH VDSSDUHQWH pJDOHPHQW DX[ DQGpVLWHV GX W\SH ^D GpFULWHV SDU ^GH 4XHUYDLQ QRXV ODYRQV REVHUYpH VXU ODUrWH GH 'pTXHPDQOLHX HW VXUWRXW ^j /D %HUWH ^{R HOOH} IRUPH ^OHV _JURV JDOHWV GX FRQJORPpUDW

(Q FH TXL FRQFHUQH OD FRPSRVLWLRQ ^GHV SODJLRFODVHV ^GHV URFKHV GpFULWHVFLGHVVXV HOOH VHPEOH WUqV DFLGH YRLVLQp GH

ODOELWH

^ELHQ TXXQ FHUWDLQ ^GRXWH VXEVLVWH HQFRUH TXDQW ^j

OLQWHUSUpWDWLRQ

GHV GpWHUPLQDWLRQV IDLWHV VXU OD SODWLQH ^GH )pRGRURII FHWWH DFLGLWp HVW VHFRQGDLUH HQ OLDLVRQ _DYHF OKRPRJpQpLVDWLRQ ^GHV FULVWDX[ ]RQpV HW OD FKORULWLVDWLRQ ^GH OD SkWH ^GHV ^DQGpVLWHV 4XDQW DX[ SODJLRFODVHV EDVLTXHV HW DX[ DQGpVLWHV IUDvFKHV GpFULWV SDU ^GH ^4XHUYDLQ ^QRXV ^{QH OHV} ^DYRQV ^{SDV HQFRUH} ^REVHUYpV GDQV OHV pFKDQWLOORQV UHFXHLOOLV DX &RO G(PDQH\ ^j %RQDYDX j 'pTXHPDQOLHX HW ^j /D %HUWH

,O _Q\

^D DXFXQ GRXWH j DVVLPLOHU OHV IRUPDWLRQV JUpVHXVHV GX )O\VFK ^GHV UpJLRQV ^FLGHVVXV DX[ ^{JUqV GH} 7DYH\DQQD] ^OHV ^URFKHV YROFDQLTXHV TXHOOHV UHQIHUPHQW ELHQ _TXH SHX QRPEUHXVHV VRQW HQ SDUWLH LGHQWLTXHV DX[ ^DQGpVLWHV GpFULWHV GDQV FHV JUqV

'DXWUH SDUW

LO _\

^D XQH DQDORJLH UHPDUTXDEOH HQWUH ^OHV SRUSK\

ULWHV DUERUHVFHQWHV GX &RO GHV *HWV HW GH -RXSODQH HW ^FHUWDLQHV

(6)

6e$1&( '8 )e95,(5 ODYHV IRUPDQW ^GHV GpEULV GDQV OH )O\VFK ^GH OD UpJLRQ (PDQH\

%RQDYDX

&HV SRUSK\ULWHV DUERUHVFHQWHV VRQW ^OLpHV DX[ ^*HWV HW

j -RXSODQH ^j ^GHV ^FRXOpHV VRXVPDULQHV GpFRXYHUWHV SDU : 6FKURHGHU

L9RDV _SHUHVRQV _SLH OHV SRUS$SULOHV DU$RUHVFPOHV ^GH QRLUH UpJLRQ SURRLHQQHQO ^GH ^© ^GpPR=LOLRQ ^GH ^FRXOpHV VRXVPRULQHV GDQV OH )O\VFK ^GH OD _{QDSSH HW} GH ODXWRFKWRQH

%,%/,2*5$3+,(

4XHUYDLQ ^)U GH 3HOURJUDSXH XQG *HRORJLH GHU 7:HMDQQD]

*HVOHLQH 6FKZHL] PLQHU X SHWU 0LWW ^YRO

9,,,

/LOOLH

^$UQROG ^ª6XU ^OD ^,9DSSH ^GX ^/DD{$RUUH ^{HO OH} ^),MVHb ^HQOUH ^OH

&RO

GH &RLHU HW 0RUJOQV (FORJDH JHRO KHOY Q

,

&ROOHW

^/pRQ: ^HW /RPEDUG $XJXVWLQ ^{/H 'OLVF$} ^GH ^ODUrWH ^GH

%HUURM HQWUH OH &RO ^GH &RX HW OHV 'HQWV 'LDQHWHV GH &OWDWQSpUv

&5 VpDQFHV 6RF SK\V HW KLVW QDW *HQqYH 6FKURHGHU :- /D ^'UqF$H GD &ED:DLV HQWUH *LIUH HW 'UDQVH

$UFKLYHV 6FLHQFHV SK\V HW QDW L

$YHF ODXWRULVDWLRQ GH OD &RPPLVVLRQ JpRORJLTXH 6+61 /DERUDWRLUHV GH *pRORJLH HW GH 0LQpUDORJLH

GH OWQLHHUVLWp ^GH ^*HQqRH

-HDQ 'HOpWUD *pUDUG &KDYD] HW

:LOOLDP

&XUWHW ² /HV SUH PWqUHV ,UDFHV GWQQHURDOLRQ GDQV ORUJDQH SWQpDO ^F$H] ^OHV HWQ$USRQV GH 3RDOHO

0DOJUp ^OHV HIIRUWV ^GHV DQDWRPLVWHV HW ^GHV SK\VLRORJLVWHV OD JODQGH SLQpDOH RX pSLSK\VH UHVWH HQFRUH XQ _RUJDQH P\VWpULHX[

WDQW

DX SRLQW ^GH YXH ^GH ^VHV IRQFWLRQV _{TXH GHV} GpWDLOV GH _VD

VWUXFWXUH %LHQ _TXH OD SUpVHQFH ^GH FHW DSSHQGLFH GX FHUYHDX VRLW FRQVWDQWH ^OHV ^QRPEUHXVHV YDULDWLRQV ^GHV SUHPLqUHV SKDVHV GH VRQ GpYHORSSHPHQW ^{FKH] OHV} 9HUWpEUpV DPQLRWHV VXJJqUHQW

TXLO

VDJLW GDQV XQH FHUWDLQH _PHVXUH GXQ _RUJDQH UXGLPHQWDLUH /RQJWHPSV GLVFXWpH

OLQQHUYDWLRQ

^GH OpSLSK\VH ^HVW DFWXHOOH PHQW PLHX[ _FRQQXH SULQFLSDOHPHQW ^{FKH] OHV} 0DPPLIqUHV HW SOXV SDUWLFXOLqUHPHQW ^{FKH] OHV} 3ULPDWHV HW O+RPPH _'DSUqV

OHV UHFKHUFKHV UpFHQWHV ^GH : ( /H *URV &ODUN ^OH FRUSV

Les grès de Taveyannaz dans les Dents du Midi

Article

Reference