document: P1830 / blocks 204/4b + 5b, location between Rosebank + Cambo fields in WD 1,115m, targets Colsay / Hildasay fm, thin oil-bearing sst within 34m of intra-volcanic siliciclastic sediments, some gas in the Hildasay, commerciality not established but considered unlikely, Ocean GreatWhite SS then pencilled for the Lyon gas prospect. Siccar Point (op), partners Ineos + Shell.
summary: 204/05b-02 (Blackrock) (Siccar Point 52,5% op, Suncor 25%, Shell 22,5%) in P1830 / blocks 204/4b + 5b, location between Rosebank + Cambo fields in WD=1115m, targets Colsay / Hildasay fm, thin oil-bearing sst within 34m of intra-volcanic siliciclastic sediments, some gas in the Hildasay, commerciality not established but considered unlikely.