Preparation and use of volcanic ash in concrete
Institution: | Missouri University of Science and Technology |
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Department: | |
Year: | 1929 |
Record ID: | 1538837 |
Full text PDF: | http://hdl.handle.net/10355/26140 |
"During recent years, Kansas has produced over 90% of the volcanic ash produced in the United States. Other important areas of volcanic ash are to be found in California, Montana and Idaho. Extensive development of the latter named deposits awaits more advantageous markets than are now present" – Origin of Volcanic Ash, p. 2-3.