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This newspaper page contains 2 articles. Subscribers can read the full text of each article.
Newspaper
Green River Journal
Location
Green River, Utah, United States of America
Date
Jul 21, 1955
Page
3
An expert explains the limits of logging probes in estimating ore thickness and grade. Radiometric readings depend on ore surrounding the probe, equilibrium timing, borehole geometry, and tube length, making precise conclusions unreliable without chemical analysis and proper sampling.
The text advises cautious evaluation of narrow ore seams with close readings and expert analysis. It notes constant probe readings, variable survey widths from inches to 20 inches, and deducting Geiger tube width from measurements. It emphasizes slow surveys and competent geology review before development decisions.
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