The information on this page is a summary description. The full formal description is available here: Criptia Group Abbreviation CRI Parent unit Child units Lithological description A group for a thick unit of shale and silty shale, homogeneous with various colours (greenish, grey, ochre) and a stratification difficult to distinguish. In the group a green...
The information on this page is a summary description. The full formal description is available here: Bihain Formation Abbreviation BIH Parent unit Salm Group Child units Lithological description Black silty slate (called “quartzophyllade” in the older literature) and greenish sandstone. The Salm-Château Mbr (SCH, old: Sm3b): cleaved “quartzophyllade”, with thick bands of slates, often...
The information on this page is a summary description. The full formal description is available here: Warinsart Formation Abbreviation WAS Parent unit Child units Lithological description Subdivided into three members: the unnamed lower member (old: Rv5a): black fine-grained slate; the unnamed middle member (old: Rv5b): some thick bedded grey quartzite beds; the unnamed upper member...
The information on this page is a summary description. The full formal description is available here: Dave Formation Abbreviation DAV Parent unit Child units Lithological description In the type area: bluish black shale, often fine micaceous or sandy, locally calcareous; around Fosses and Tihange black shale and mudstone with thin dark micaceous siltstone or sandstone...
The information on this page is a summary description. The full formal description is available here: Petites Tailles Formation Abbreviation PET Parent unit Salm Group Child units Lithological description Whitish quartzitic sandstone, often breccia, compact bedded chloritic slate and conglomeratic sandstone with greenish shale pebbles. Age Without macrofossils and only long-ranging acritarchs present (Vanguestaine, unpublished);...
The information on this page is a summary description. The full formal description is available here: Naninne Formation Abbreviation NAN Parent unit Child units Lithological description Laminated mudstone, generally calcareous, with some micaceous siltstone or fine sandstone intercalations (Michot, 1954; Martin, 1969a); laminated fine sandy or silty shale, blue-grey, green, greenish grey or brownish grey,...
The information on this page is a summary description. The full formal description is available here: Deville Group Abbreviation Dv Parent unit Child units For the Stavelot Massif: Bellevaux Formation, Hour Formation For the Rocroi Massif: La Longue-Haie Formation, Les 4 Fils Aymon Formation Lithological description For the Stavelot Massif: Greenish, purplish and grey coloured...
The information on this page is a summary description. The full formal description is available here: Jonquoi Formation Abbreviation JON Parent unit Child units Lithological description Unfossiliferous homogeneous unit of green shale (Michot, 1954); mudstone and green shale with rare thin clayey micaceous siltstone or fine sandstone beds (Martin, 1969a); olive green shale with intercalated...
The information on this page is a summary description. The full formal description is available here: La Longue-Haie Formation Abbreviation LLH Parent unit Deville Group Child units Lithological description Subdivided into two members. The unnamed lower member (old: Dv1a), contains at its top an alternation of green slate and 10 to 20 cm thick beds...
The information on this page is a summary description. The full formal description is available here: Thimensart Formation Abbreviation THM Parent unit Child units Lithological description Shale and micaceous siltstone and fine sandstone with graptolites (Malaise, 1900); laminated with locally some thin red shale beds (Michot, 1954); olive green shale, micaceous, with compact bedding, lamination...
