(1979) Preliminary Report - Matlock Tachonite Body, March 9, 1979. University of Iowa
|
PDF
OFR-79-1.pdf File Size:281kB |
Abstract
Evidence indicates that the taconite body and the rocks which surround it are of Precambrian age.The taconite body is roughly circular in shape with a diameter of a few miles and an indeterminate maximum thickness. The body was first discovered as a strong positive anomaly in a 1963 aeromagnetic survey of NW Iowa (Map 1) conducted under a contract with the Iowa Geological Survey.
| Item Type: | Departmental Report |
|---|---|
| Keywords: | Matlock Tachoite, Iowa Counties, Investigative Reports, aeromagnetic maps |
| Subjects: | Natural resources and environment Natural resources and environment > Earth sciences Natural resources and environment > Maps and gazetteers |
| ID Code: | 26410 |
| Deposited By: | Margaret Barr |
| Deposited On: | 25 Jan 2018 13:50 |
| Last Modified: | 25 Jan 2018 13:50 |
| URI: | https://publications.iowa.gov/id/eprint/26410 |