D00
Out of nomenclature
C00
No information
B37
Man made ground
B35
Moraines and glacial or periglacial deposits
B34
Loess and silts
B33
Peat bog
B32
Fluvial (sand and gravel)
B31
Eolian sands and dunes
B30
Continental deposits
B36
Non cohesive undifferentiated sediments
B20
Lacustrine deposits
B21
Undifferentiated recent lacustrine deposits
B11
Undifferentiated recent marine deposits
B10
Marine deposits
B00
Non cohesive formations
B46
"Flysh" and interbedded series
B45
Evaporities
B44
Chalk
B43
Limestone
B42
Marl and consolidated clay
A41
Sandstone
A40
Sedimentary rocks
A34
Quartzite
A33
Marble
A32
Schist
A31
Gneiss
A30
Metamorphic rocks
A23
Volcano-sedimentary formations
A22
Ashes and stone fragments
A21
Lava (Basalts, etc.)
A20
Volcanic rocks
A13
Granitic rocks
A12
Intermediate rocks (diorite, gabbro-diorite, etc.)
A11
Ultramafite and mafic rocks
A10
Plutonic rock
A00
Substratum