J
Joyce A. Ober
Publications - 6
Citations - 938
Joyce A. Ober is an academic researcher. The author has contributed to research in topics: Commodity (Marxism) & Mobile device. The author has an hindex of 6, co-authored 6 publications receiving 866 citations.
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Mineral commodity summaries 2017
TL;DR: One firm with integrated mining and processing operations produced kyanite from two hard-rock open pit mines and mullite by calcining Kyanite as mentioned in this paper, which was estimated to have been used in refractories and 10% in other uses, including abrasive products such as motor vehicle brake shoes and pads and grinding and cutting wheels.
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Mineral commodity summaries 2018
TL;DR: One firm in Virginia with integrated mining and processing operations produced kyanite from two hard-rock open pit mines and mullite by calcining Kyanite as mentioned in this paper, and two other companies produced synthetic mullite, one in Alabama and another in Georgia from materials mined from four sites.
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Mineral commodity summaries 2016
TL;DR: In 2015, the production value of marketable potash, f.o.b. mine, was about $680 million as discussed by the authors, which provided more than 75% of total U.S. producer sales.