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Table 1 List of boreholes containing digitized and analysed geophysical well-logs used for petrophysical calculations and lithotype correlations

From: Integrated stratigraphic, sedimentological and petrographical evaluation for CERN’s Future Circular Collider subsurface infrastructure (Geneva Basin, Switzerland-France)

Map-ID (Fig. 1)

Well-ID

Measured depth (m)

Longitude (WGS 1984)

Latitude (WGS 1984)

Digitized well-logs

Cumulative length of digitized logs (m)

Year of

drilling

Drilling

purpose

Sample type

1

C1

90.70

6.05307890

46.23646280

CALI, GR, Vp, Vs

336.00

2015

SI

Plugs

2

C2

81.50

6.05455910

46.23617420

CALI, GR, Vp, Vs

167.00

2015

SI

Plugs

3

C3

81.70

6.05745850

46.23575360

CALI, GR, Vp, Vs

156.00

2015

SI

Plugs

4

Geo-01*

744.06

6.04687090

46.22162423

CALI, GR, URAN, THOR, POTA, SP, DT, RHOB, RHOMAA, DRHO, NPHI, RS, RD, PEF

-

2018

GX

Cuttings****

5

Geo-02*

1130.00

6.06917612

46.16099600

CALI, GR, URAN, THOR, POTA, SP, RHOB, DRHO, NPHI, RS, RD, PEF

-

2020

GX

Cuttings****

6

Gex-CD-01

290.5

6.07202053

46.25699268

CALI, GR, SP, DT, RHOB, ILD, NPHI

1358.00

1983

E&P

Cuttings, plugs

7

Gex-CD-02

403.20

6.01576270

46.25072090

DT

341.00

1983

E&P

Cuttings, plugs

8

Gex-CD-03

294.00

5.97257804

46.18706358

CALI, GR, SP, DT, SFL

1465.00

1982

E&P

Cuttings, plugs

9

Gex-CD-04

291.70

5.98583792

46.18190859

CALI, GR, SP, DT, SFL

1458.00

1982

E&P

Cuttings, plugs

10

Gex-CD-05

560.00

5.96985080

46.15607813

no logs

-

 

E&P

Cuttings, plugs

11

Gex-CD-06

422.00

6.02225030

46.13546971

CALI, GR, SP, SN, LN, NPHI

892.00

1983

E&P

Cuttings, plugs

12

Gex-CD-07

256.00

6.06751781

46.25758598

CALI, GR, SP, MSFL, LLS, LLD

1412.04

1983

E&P

Cuttings, plugs

13

Humilly-1

905.00

6.00864530

46.09165386

CALI, SP, Vp, SN

3481.00

1960

E&P

14

Humilly-2*,**

3051.00

6.02487400

46.11363102

CALI, GR, DT, RHOB, DRHO, LLD, NPHI

-

1969

E&P

Cuttings****

15

Salève-1

1175.60

6.18749460

46.03768763

SP

970.00

1959

E&P

16

Savève-2

1985.80

6.18334960

46.03921755

SP

815.00

1959

E&P

17

Savoie-101

2064.00

6.03042100

45.85043460

GR, SP, SN, LN, LAT, LIM

6000.00

1952

E&P

18

Savoie-104

1903.00

6.02818960

45.88050040

CALI, SP, SN, LN

4405.00

1953

E&P

19

Savoie-105

690.70

6.03605080

45.88042220

SP, SN, LN, INV

2280.00

1953

E&P

20

Savoie-107

2116.00

5.87683480

45.88302440

GR, SP, SN, LN

6000.00

1954

E&P

21

Savoie-109

1260.90

6.05337210

45.94061902

SP, SN, LN

3252.00

1959

E&P

22

SLHC20

120.20

6.05507350

46.23585973

GR, DT, RHOB, FORE

445.00

1995

SI

23

SLHC21

120.00

6.05551840

46.23579456

GR, DT, RHOB, FORE

406.00

1995

SI

24

SLHC22

120.00

6.05552590

46.23549085

RHOB

118.87

  

25

SLHC23

110.18

6.05494650

46.23530551

GR, Vp, RHOB, FORE

400.00

1995

SI

26

SLHC24

110.30

6.05526740

46.23526275

GR, Vp, RHOB, FORE

419.00

1995

SI

27

SLHC25

109.40

6.05502810

46.23494617

GR, Vp, RHOB, FORE

401.00

1995

SI

28

Thônex-1*, ***

2580.00

6.21131960

46.20183865

CALI, GR, SP, DT, RHOB, ILD, ILM, LLD, LLS, NPHI

-

1993

GX

Cuttings****

  1. Well-logs: GR gamma-ray, URAN/THOR/POTA spectral GR as uranium, thorium and potassium concentration curves, SP spontaneous potential, DT sonic travel-time, RHOB bulk density, RHOMAA apparent matrix density, DRHO corrected bulk density, PEF photoelectric factor, NPHI neutron porosity, SN/RS short normal resistivity, LN/RD long normal resistivity, SFL spherically focused, MSFL micro-spherically focused resistivity, LLS shallow latero-log, LLD deep latero-log, FORE focused resistivity, LAT medium lateral resistivity, LIM micro-inverse resistivity, INV inverse lateral resistivity, ILD deep induction, ILM medium induction, Vp compressional wave velocity, Vs shear wave velocity. Drilling purposes: E&P hydrocarbon exploration, SI site investigations within the scope of regional civil engineering projects, GX geothermal exploration. *No well-log digitisation required. **Vp & DT performed on rock core samples (Hefny, et al., 2020). ***Deviated well. ****Samples taken as part of geothermal studies