Union Carbide Overview of the Calidria Asbestos Business, with Attached Charts (circa 1979)

A two-page narrative on Union Carbide's Calidria asbestos business, followed by attached charts and tables. The narrative covers the 1957 discovery of the Coalinga chrysotile deposit, asbestos varieties, a comparison with Canadian ore, open-pit mining, hydraulic beneficiation processing, and the semi-works plant. The attachments give mineral comparisons, world sources, U.S. consumption by market, Calidria characteristics and grades, and applications.

What the document holds

• Pages 1-2: Narrative text, 'The Union Carbide "Calidria" Asbestos Business'
• Page 3: Chart of asbestos types (serpentine and amphibole)
• Page 4: General asbestos information, U.S., 1978 estimated consumption by variety
• Page 5: Comparative data for asbestos minerals
• Page 6: Advantages of chrysotile fiber
• Page 7: Electron micrograph illustrations of Canadian and dry processed fibers
• Page 8: Major world sources of asbestos (1977 USBM estimates)
• Page 9: Chart of Canadian fiber grades and screening tests (poorly OCR'd)
• Page 10: U.S. chrysotile consumption by market, 1978
• Page 11: Unusual characteristics of Calidria Coalinga ore
• Page 12: Calidria asbestos production flow chart
• Page 13: Important characteristics of Calidria fiber
• Page 14: Table of Calidria asbestos products and properties (garbled OCR)
• Page 15: 1978 Calidria domestic applications areas

People and organizations

• Union Carbide Corporation (its organization)
• Metals Division (named)
• Nuclear Division (named)
• USBM (named)

Related pages

Pages on our site about what this document covers: Amosite: Brown Asbestos and the US Navy · Calidria · California Asbestos Exposure Sites: Worksites, Industries, and Trust Coverage · Chrysotile: White Asbestos, the Most Common Type · Coalinga District · Crocidolite: Blue Asbestos, the Deadliest Type.

About this copy

This is document UC-3844 of the Union Carbide documents, documents produced and used as evidence in asbestos lawsuits against Union Carbide, 15 pages. Production numbers UCC 013085 to A14048.