The book The Nummulosphere volume 3 was written by author R Randolph Kirkpatrick Here you can read free online of The Nummulosphere volume 3 book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is The Nummulosphere volume 3 a good or bad book?
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Even in cliche Fig. 35, obscure circular and radial shell- outlines are faintly perceptible. Although I only discovered the fact at the very FIG. 34. PORTLAND OOLITE. From photo of rough surface of piece of rock. X 3. end of my investigation, I can now detect on weathered specimens of oolite the faint outlines of large nummulite shells in various aspects transverse, oblique or horizontal. The transverse section shows traces of willow-pattern and successive bands of spiral lamina, the parallel a...nd divergent striae being replaced by rows of granules. A lens x 3 will suffice to show the definite and 246 Sea- Floors or Bent hop lankton. by no means accidental grouping and orientation of the granules. The horizontal aspect of shells will show circular groups of granules corresponding to the tops of pillars. These observations are difficult, but I am convinced the facts are correctly stated. Large transparent sections viewed with a lens and by transmitted light will also show outlines of nummulite shells an inch or more in diameter.
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