Affichage de 91957 résultats

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Basal conglomerate of clay ironstone pebbles in Hell Creek formation
Basal conglomerate of clay ironstone pebbles in Hell Creek formation
Frenchman unconformity cutting out Whitemud
Frenchman unconformity cutting out Whitemud
Cross stratification in sand facies of Frenchman formation
Cross stratification in sand facies of Frenchman formation
Frenchman unconformity cutting out Whitemud
Frenchman unconformity cutting out Whitemud
Coarse sand of Hell Creek overlying sand of Colgate member
Coarse sand of Hell Creek overlying sand of Colgate member
Frenchman (green sand) overlain by grey facies of Ravenscrag
Frenchman (green sand) overlain by grey facies of Ravenscrag
Whitemud, Battle (?), Frenchman, Ravenscrag.
Whitemud, Battle (?), Frenchman, Ravenscrag.
Frenchman (green sand) overlain by grey facies of Ravenscrag
Frenchman (green sand) overlain by grey facies of Ravenscrag
Ravenscrag (Paleocene) overlain by Cypress Hills (Oligocene)
Ravenscrag (Paleocene) overlain by Cypress Hills (Oligocene)
Basal coal of Ravenscrag burnt to white ash
Basal coal of Ravenscrag burnt to white ash
Ravenscrag Butte, Saskatchewan
Ravenscrag Butte, Saskatchewan
Ferris of Number 1 coal seam at base of Ravenscrag formation
Ferris of Number 1 coal seam at base of Ravenscrag formation
Cypress Hills (Oligocene) formation overlying buff sand of Ravenscrag
Cypress Hills (Oligocene) formation overlying buff sand of Ravenscrag
Cypress Hills formation (Oligocene) sand and gravel
Cypress Hills formation (Oligocene) sand and gravel
Grey facies with coal seams of Ravenscrag (Paleocene) formation
Grey facies with coal seams of Ravenscrag (Paleocene) formation
Résultats 2746 à 2760 sur 91957