Formation siliceuse

Representation and status

Color CMYK

N/A

Color RGB

R: 125 G: 125 B: 125

Rank

lithostratigraphic Formation

Validity

Unit is not in Use

Status

incorrect term (disused)

Nomenclature

Français

Formation siliceuse

Historical Variants

Formation siliceuse (Spicher 1966, Gisiger 1967, Thury 1973, Furrer 1979)

Age

Age at top

• Pliensbachian

Age at base

• Pliensbachian