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In a speech given during the oil shale boom, USGS oil shale supervisor Eric Hoffman talks about oil shale reserves in Western Colorado and the West, with focus on the Piceance Basin and the Green River Basin. He speaks about the potential for large oil shale development, the chemistry of oil shale, the geology of locations where oil shale is found, and the large amount of water needed for oil shale processing. He discusses the oil shale boom centered...
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Penelope Eberhart talks about her father Harry Brown’s introduction to oil shale while on a family vacation in Denver in the 1920’s, his subsequent move to the De Beque area on the Western Slope, and his early business venture in oil shale with the Index Oil Shale Company. She speaks about the mining and milling process for shale, and about a biproduct of the milling process marketed as plant fertilizer called Index Soil Vitalizer. She talks about...