Part 1, a synoptic history of discovery of the Clear Hills ooidal ironstones was published in the Winter 2005 Rock Chips. Part 2 provides an overview of the geology and summarizes the iron resources within the Bad Heart Formation.

Synoptic Geology and Resources Clear Hills Ooidal Ironstones (part 2), AGS Rock Chips Spring 2006,

Geology podcasts from Alberta Geological Survey describing the geology of Alberta. Geology RSS feed includes articles from our quarterly newsletter Rock Chips.

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Synoptic Geology and Resources Clear Hills Ooidal Ironstones (part 2), AGS Rock Chips Spring 2006,

Synoptic Geology and Resources Clear Hills Ooidal Ironstones (part 2), AGS Rock Chips Spring 2006,