RELICTS OF THE PLEISTOCENE PO PLAIN ON THE WESTERN AND SOUTHERN SLOPES OF THE TURIN HILL (NW ITALY)

(1)

15s

11s

9s

8s 12s

9s 14s

13s

8s 12s

11s

12s 16

10w

1 3w

4w 5w

10s

11s 2w

2w 4w

5w

8w 9w

8w 10w 8w

9w 11w

6s 7s 8s 12s 14s

12w 15w

9s

8s

1 1

7s

6s

5s

6s

5s 1

5s 12w

13w

6s 6s

5s

WESTERN SLOPE

SOUTHERN SL OPE

0 m 500

Valle Sauglio Rio Cagnassone

Bric della Croce 700

400 500 600

100 200

0 m a.s.l.

700

400 500 600

100 200 Revigliasco Pecetto T.se

C.na Volvera

0 m a.s.l.

A

B

5s

10s

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7s 5w 2w

SKETCH 1: Reconstruction of the Middle-Upper Pleistocene rivers on the Southern and Western slopes of the Turin Hill. SKETCH 2: Cross section of the Southern slope of the Turin Hill.

4s

15s

13s

Mad. Rocciamelone

4s 6s

1 2w

16 15s 14s

12s 11s

9s

8s 7s 6s 6s 5s

14s

4w 5w

8w

5s 6s

8s 7s

7s 9s

9s

11s

8s

7s 6s

5s

5s 6s

7s 8s 9s

13s 13s

11s 12s

9s 9w

6s

1 1

2w

1

B A

1 - Fluvial deposits of the Po River and of main tributaries with yellow-grey soil (2.5-10 YR).

Upper Pleistocene - Holocene

2w - Monte dei Cappuccini Unit (300-280 m a.s.l.):

fluvial terraces with sandy-silty sediments with yellowish soil (10 YR).

Upper Pleistocene 3w - Villa Rey Unit (320-310 m a.s.l.):

fluvial terraces with sandy-silty sediments with yellow-brown soil (10-7.5 YR).

Upper Pleistocene

5w - Cavoretto Unit (370-340 m a.s.l.):

fluvial terraces with sandy-silty sediments with brown soil (7.5 YR).

Upper Pleistocene 4w - Villa Gualino Unit (345-320 m a.s.l):

fluvial terraces with sandy-silty sediments with brown soil (7.5 YR).

Upper Pleistocene

8w - San Vito Unit (415-395 m a.s.l.):

fluvial terraces with sandy-silty and gravelly (g) sediments with red-brown soil (5 YR). Middle Pleistocene

9w - Ronchi Unit (445-430 m a.s.l.):

fluvial terraces with sandy-silty sediments with red-brown soil (5 YR).

Middle Pleistocene 10w - Cascina Feno Unit (490-485 m a.s.l.):

fluvial terraces with sandy-silty sediments with red-brown soil (5 YR).

Middle Pleistocene 11w - Torre Unit (510-495 m a.s.l.):

9s - Tetti Borella Unit (450-420 m a.s.l.):

10s - Rosero Unit (480-460 m a.s.l.):

11s - Cascina Long Unit (510-490 m a.s.l.):

8s - Revigliasco Unit (410-380 m a.s.l.):

7s - Villa Maggi Unit (380-350 m a.s.l.):

Middle Pleistocene 6s - Villa Fossati Unit (350-280 m a.s.l.):

Middle Pleistocene 5s - Moriondo Unit (280-250 m a.s.l.):

Middle Pleistocene PALAEO-PO BASIN (s)

TURIN HILL PALAEO-DORA RIPARIA BASIN (w)

PLAIN AREA

BASINS OF RIVER PO AND TORINO HILL TRIBUTARIES

TERTIARY BEDROCK

Marly limestones, marl, pelites, sands and conglomerate also in turbiditic facies.

Eocene - Miocene Upper Pleistocene - Holocene Upper PleistoceneMiddle Pleistocene

12w, 12s - Villa Fontana Unit (550-530 m a.s.l.):

fluvial terraces with sandy-silty and clayly sediments with red-brown soil (5 YR). Middle Pleistocene 13w, 13s - Monte Calvo Unit (575-560 m a.s.l.):

fluvial terraces with sandy-silty and gravelly (g) sediments with reddish soil (2.5 YR). Middle Pleistocene

15w, 15s - San Luca Unit (640-620 m a.s.l.):

fluvial terraces with sandy-silty and gravelly (g) sediments with reddish soil (2.5 YR). Middle Pleistocene 16 - Colle della Maddalena Unit (700-650 m a.s.l.):

fluvial terraces with sandy-silty and clay sediments with reddish soil (2.5 YR).

Middle Pleistocene

Middle Pleistocene

14w, 14s - Pian del Redentore Unit (600-585 m a.s.l.):

fluvial terraces with sandy-silty and gravelly (g) sediments with reddish soil (2.5 YR). Middle Pleistocene g

g

g g

g

4s - Fontaneto Unit (260-240 m a.s.l.):

fluvial terraces with sandy-silty sediments with red-brown soil (7.5 YR).

Upper Pleistocene

INTERPOLATED AREA

SURFACE WITHOUT SEDIMENTS WITH SOIL SURFACEWITH SEDIMENTS

Main watershed Saddle shaped by ancient river and trend of the river SYMBOLS

Topographical section

B A

PALAEO-DORA RIPARIA (s) AND PO BASINS (w) Middle Pleistocene UpperPleistocene

Revigliasco

Moncalieri

Trofarello

Chieri Pino T.se

Pecetto T.se

Topographic map of the Agency for the Protection of the Environment of Piedmont (ARPA Piemonte), derived by the Carta Tecnica Regionale of the Regione Piemonte , 1:10,000 in scale (Edition 1991-2005).

Coordinate System UTM WGS 84 - Zone 32 Nord, Decimal Degrees Drawing of the geological map by S. Lucchesi

RELICTS OF THE PLEISTOCENE PO PLAIN ON THE WESTERN AND SOUTHERN SLOPES OF THE TURIN HILL (NW ITALY)

M.G. Forno and S. Lucchesi Earth Science Department - University of Turin (Italy) Scale 1:20,000

0 1 km

m 500

N

S

W E

7 730 000 7 720 000 7 710 000

7 740 000 7 750 000

7.760 000 7. 680 000

45 040 00045 000 00045 020 000

7 730 000 7 720 000 7 710 000

7 740 000 7 750 000

7 680 000 7 690 000

45 998 00045 040 00045 020 00045 000 000

Turin

Rome I T A L Y

7 760 000 7 770 000

MONCALIERI

CHIERI

TROFARELLO La Maddalena

R. Po

SOUTHERN SLOPE

PO PLAIN

Basin of R. Po and current tributaries

Basin of Palaeo Dora R.

(N-S) Basin of Dora R. (S-N)

Basin of Palaeo-Po

Palaeo river direction (colors and numbers correspond to those of the mapped units) Main watershed 3w2w

4w

8w9w10w

11w 16

5s 6s 7s 8s

10s 9s 12s

11s

12s 12w

13w

5w 10s

12s

0 1 km

m 500 WESTERN SLOPE

45 998 000

4s 15s

13s

M. Calvo13s

1

1 4s

PECETTO T.SE PINO T.SE 14s

Osservatorio Pino T.se Bric della Croce

Valle Sauglio Revigliasco

Castelvecchio

Falcettini Bovero

T. ti Menzio

4w 8w 9w 10w 11w

2w5w 11s

10s

10s9s 7s8s 6s 5s

Moriondo TURIN

R. Po 2w

TURIN