|
|
Original published in D.F. Merriam, ed., 1964, Symposium on cyclic sedimentation: Kansas Geological Survey, Bulletin 169, pp. 173-189 |
|
||
Figure 3--Positive print (actual size) of a radiograph showing characteristics of laminations within seemingly homogeneous sandstones of Vamoosa Formation, Note lenticular nature of light layers and manner in which dark layers merge together and split into two or more units, Specimen from road cut on Oklahoma Highway 99 in NW SW sec, 17, T. 27 N., R, 10 E., Osage County, Oklahoma, Technical factors: specimen 1/2 inch thick exposed for 2 seconds at 35 MA and 40 KV on Kodak type M industrial X-ray film from a distance of 30 inches. [Note: this image enlarged to show detail over the web, so this image is not actual size but is approx. 2x.]
