Field Notebook: MD 1945i
Page 187
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Transcription
499 Gray silty claystone and siltstone, zone of sandstone 489 to 491 506-6 Green siltstone with zones of calcareous sandstone. 509-6 Fragmental sandy claystone and silty clay 529-8 'Interbedded' greenish gray 'siltstone and shaley siltstone, zones fine sandstone in upper half. 537-4 Gray silty claystone 558-6 Green to gray 'siltstone and 'shaley siltstone with fine sandstone in basal 4'. 567-4 Gray 'to dark gray' shale 569-4 Dark gray to black clay, coaly partings in upper part 571-4 Carbonaceous shale 577-9 Irregularly interbedded dark gray siltstone and white sandstone. 590-2 Dark gray shale, sandy streaks 594-6 Coal UPPER FREEPORT 603-10 Argillaceous limestone and limey claystone. 607-10 Fragmental silty claystone 617-0 Light to dark gray tough silty clay 621-8 Gray semiplastic clay, zones of argillaceous limestone & ironstone. 631-2 Gray silty claystone grading to siltstone, sandy zones in basal 2' 652-10 Medium-grained quartzitic, stylolitic, sandstone. 655-10 Coal UPPER KITTANNING 660 Argillaceous limestone grading to limey claystone 662 Gray siltstone. T.D. 662