Article
Reference
La géologie du massif d'Hirmente (Haute-Savoie)
CHAIX, André
CHAIX, André. La géologie du massif d'Hirmente (Haute-Savoie). Compte rendu des
séances de la Société de physique et d'histoire naturelle de Genève, 1938, vol. 55, no.
2, p. 57-60
DOI : 10.5169/SEALS-742960
Available at:
http://archive-ouverte.unige.ch/unige:151475
Disclaimer: layout of this document may differ from the published version.
1 / 1
6XSSOpPHQW DX[ $UFKLYHV GHV 6FLNQFHV SK\VLTXHV HW QDWXUHOOHV
&2037( 5(1'8
'(66e$1&(6
'( /$
62&,e7e '( 3+<6,48( (7 '+,672,5( 1$785(//(
'( *(1(9(
9RO 1
$YULO-XLOOHW
6pDQFH GX PDL
0 OH 3UpVLGHQW RXYUH OD VpDQFH HQ UDSSHODQW j ODVVHPEOpH TXRQ HQWHQGUD GpVRUPDLV GHX[ IRLV SDU DQQpH XQH FRQIpUHQFH IDLWH SDU XQ GHV PHPEUHV GH OD 6RFLpWp VXU XQ VXMHW GRUGUH VFLHQWLILTXH JpQpUDO
0 * 7LHUH\ LQDXJXUH FHWWH QRXYHOOH GLVSRVLWLRQ HQ HQWUH WHQDQW OD 6RFLpWp GX 3UREOqPH GH D GHV WHPSpUDWXUHV j
OLQWpULHDU
GHV pWRLOHV6pDQFH GX PDL
$QGUp &KDL[ ² /D JpRORJLH GD PDVVL GLwUPHQWH DDWH 6:RLHM
/D
PRQWDJQH G+LUPHQWH HVW VLWXpH j NP DX 1 GX 0{OH j SUR[LPLWp GX FRO GH -DPED] HQ &KDEODLV &H PDVVLI ORQJ GHNP HW ODUJH GH NP
IDLW
SDUWLH GHV 3UpDOSHV PpGLDQHV HWVHV SOLV VRQW OD VXLWH GH FHX[ GX 0{OH 0DUFHO %HUWUDQG GHV
%UDVVHV $QGUp &KDL[ HW GH 0LULEHO $QGUp &KDL[
/D VWUDWLJUDSKLH HVW SUHVTXH OD PrPH TXH FHOOH GH FHV DXWUHV PDVVLIV
/H7ULDV UDUH HW PLQFH HVW IRUPp GH FRUJQHXOHV HW GH FDOFDLUHV GRORPLWLTXHV /H /LDV HQ FDOFDLUH pFKLQRGHUPLTXH JULV HVW DXVVL SHX DSSDUHQW /H 'RJJHU HVW ODUJHPHQW GpYHORSSp j
* 5 6RF SLL\V *HQqYH 9RO
6e$1&( '8 0$,
(OpPHQWV WHFWRQLTXHV HW UDFFRUGV GH SOLV GHV PDVVLIV GHV %UDVVHV GH 0LULEHO HW G+LUPHQWH
6e$1&( '8 0$,
O2 HW SUpVHQWH GHV EDQFV pSDLV GH FDOFDLUH QRLUkWUH /HV 0DUQHV VFKLVWHXVHV j 3RVLGRQLHV UHSUpVHQWDQW OH &DOORYLHQ DSSDUDLVVHQW j TXHOTXHV SODFHV /HV FDOFDLUHV VLOLFHX[ GH ODEDVH GHO2[IRUGLHQ
IRQW
SDUIRLV SURWXEpUDQFH GDQV OHV SHQWHV /HV FDOFDLUHV JUXPH OHX[ GH O2[IRUGLHQ VRXYHQW URXJHV DIIOHXUHQW DVVH] ELHQ HW VHPEOHQWSOXW{W
pSDLV 3DU FRQWUH OH 0DOP HVW PLQFH HW VRXYHQW PDO GpOLPLWp VRQ FDOFDLUH ILQ HW EODQFKkWUH VH FRQIRQG YHUV OH KDXW DYHF OHV FDOFDLUHV OLWpV EODQFV RX OpJqUHPHQW JULVYHUW GX&UpWDFLTXH LQIpULHXU &H QLYHDX SDUDvW pSDLV j
O(
HW SUpVHQWH DXVVL GHV FDOFDLUHV FODLUV j URJQRQV GH VLOH[ /H &UpWDFLTXH VXSpULHXU HVW IRUPp GHV © FRXFKHV URXJHV ª FHVWjGLUH GH VFKLVWHV URXJHkWUHV RX JULVYHUWV /H )O\VFK DSSDUDvW VRLW j ODEDVH 1( GH OD PRQWDJQH VRLW GDQV
OXQ
GHV V\QFOLQDX[ YHUV PGDOWLWXGH
FHVW XQ JUqV PLFDFp$X
SRLQW GH YXH WHFWRQLTXH +LUPHQWH IRUPH XQ JURXSH GH SOLV SOXV UHVWUHLQW TXH 0LULEHO RX OHV %UDVVHV-DL
PDLQWHQX j FKDFXQ GHX[ OHV QXPpURV TXH 0DUFHO %HUWUDQG OHXU DYDLW DWWULEXpV DX 0{OH /HV DQWLFOLQDX[ HW VRQW PDUTXpV SDU TXHOTXHV DIIOHXUHPHQWV GH OD SHQWH/DQWLFOLQDO
YHQDQW GH 0LULEHO DYHF XQH IRUWH GpYLDWLRQ VHPEOH H[LVWHU VXU WRXWH OD SHQWH RFFLGHQWDOH /H V\QFOLQDO HQWUH HW HVW WUqV YLVLEOHGDQV OH SD\VDJH FDU VD FRXFKH R[IRUGLHQQH IRUPH OH VRPPHW HW WRXWH OD FUrWH GHV $QFDUQHV
/DQWLFOLQDO
SpQqWUH GDQV OH PDVVLI G+LUPHQWH DYHF XQH VHQVLEOH GpYLDWLRQ jO2
HW XQH IRUWH PRQWpH MXVTXj F{Wp GX VRPPHWLO
HVW GpMHWp jO:
WDQGLV TXj 0LULEHOLO
SHQFKH HQ VHQV LQYHUVH /H V\QFOLQDO HQWUH HWHVW DVVH] FRQWLQX HW FRQWLHQW XQ OpJHU UHSOL
LO
SRVVpGDLW GpMj FHV GHX[ FDUDFWpULVWLTXHV j 0LULEHO FLO
HVW DVVH] SURIRQG SRXU SUpVHQWHU XQ F°XU GH )O\VFK j XQH FHUWDLQH DOWLWXGH/DQWL
FOLQDO VH VRXOqYH EUXVTXHPHQWDX 1 GXUDYLQ GHV 0RXOLQV OjLO
SUHQG GDQV OD WRSRJUDSKLH XQH IRUPH LQWpUHVVDQWH XQ UHVWH GH OD YRWH GH 0DOP PRQWH DX IODQF GH OD PRQWDJQH IRUPDQW XQH EDQGH pWURLWH HQWUH GHX[ SDUWLHV FRQFDYHV j GURLWH HW j JDXFKH R OH 'RJJHU DSSDUDvW HQ ERXWRQQLqUHV &HW DQWLFOLQDO QH VH SURORQJH SDV ORLQ DX 1/DQWLFOLQDO
HVW PLHX[ IRUPp j +LUPHQWH TXHSDUWRXW
DLOOHXUV 3OXV DX 6 HQ HIIHWLO
DSSDUDvW YHUV 4XLQV\ SXLVLO
IRUPH XQ EUDFK\DQWLFOLQDO DX 6 GH 0pJHYHWWH HQILQ j +LUPHQWHLO
VpOqYH IRUWHPHQW j6e$1&( '2 0$,
SDUWLU
GHV 0RXOLQVLO
VpODUJLW GXQ UHSOLHW VHSURORQJH OH GHUQLHU YHUV OH 1 (QILQ OH PDVVLI HVW ERUGp jO(
SDU GHV PDVVHV V\Q FOLQDOHV GH &UpWDFLTXH VXSpULHXU(Q SUHQDQW OHQVHPEOH GX IDLVFHDX GHSXLV OH 0{OH DX 6 MXVTXj +LUPHQWH DX 1 RQ FRQVWDWH TXH OHV SOLV H[WHUQHV GLPLQXHQW GLPSRUWDQFH HW TXH OH IDLVFHDX FHQWUDO
VH UHWURXYH VXU WRXWH OD ORQJXHXU DYHF XQ DEDLVVHPHQW WUqV
IRUW
j 2QLRQ HW XQ HQVHOOHPHQW PRLQV PDUTXp DX 6
G+LUPHQWH
TXH OH
SOL
LQWHUQH q D GH WHOOHV LQpJDOLWpV GDQV OD KDXWHXU GHVRQ D[H
TXLO
QDSSDUDvW GXQH IDoRQ FRQWLQXH TXH GDQV OH PDVVLI G+LUPHQWH 1RXV DYRQV GpMj HX ORFFDVLRQ GLQGLTXHU TXH FHWWH GLVSRVLWLRQ YLHQW SUREDEOHPHQW GH OD IRUPH DUTXpH GH FHWWH SDUWLH GHV 3UpDOSHV PpGLDQHV$G -D\HW ² 1XU =X SUpVHQFH GH GpSRvV AªDWHUQDLUHV ULVVLHQV j %H==HJDUGH 'pSDUWHUHHQv GH ,0
LQM
$X FRXUV GH OpWp XQH QRXYHOOH FRXSH GH WHUUDLQV TXDWHU QDLUHV
IXW
GpJDJpH XQ SHX j OHVW GX YLOODJH GH &RXS\ SUqV GH%HOOHJDUGH j OD VXLWH GH OD UHFWLILFDWLRQ GH OD URXWH GH%HOOHJDUGH
j *HQqYH &RPPH FHWWH FRXSH PRQWUH XQH VXFFHVVLRQ SOXV FRPSOqWH TXH FHOOHV TXH ORQ
YRLW
GRUGLQDLUH GDQV FHWWH UpJLRQMDL
HVWLPp QpFHVVDLUH GH OD UHOHYHU HW GH OD VLJQDOHU FHOD GDXWDQW SOXV TXHOOH VH FRXYUH WUqV UDSLGHPHQW 2Q SHXW UHFRQQDvWUH GH KDXW HQ EDV² 7HUUH DUJLOHXVH HW DUJLOH j JDOHWV VWULpV (SDLVVHXU HQYLURQ PqWUH
²
$OOXYLRQ
FDLOORXWHXVH GH FRXOHXU MDXQH FODLUH =RQH GH EORFV DUURQGLV RX VXEDQJXOHX[ GH FP GH GLDPqWUH (SDLVVHXU HQYLURQ PqWUHV² &RPSOH[H ELHQ VWUDWLILp FRPSUHQDQW GH KDXW HQ EDV
D 6DEOH JURVVLHU GRULJLQH PRODVVLTXH MDXQHYHUGkWUH
*UDYLHU HQ OHQWLOOH
F 6DEOH JURVVLHU