Observations on Pingos and Permafrost Hydrology in Schuchert Dal, N. E. Greenland
Pseudomorphs of orange iddingsite and ore are present in the majority of the quartz-free syenites. ... or pyroxene, but also as irregular masses between feldspar grains, and sometimes extending into cracks in the feldspar crystals. ... The remainder of the field of view is made up of smaller euhedral III The Puklen complex 25.
| Title | : | Observations on Pingos and Permafrost Hydrology in Schuchert Dal, N. E. Greenland |
| Author | : | Robert Emmett O'Brien |
| Publisher | : | - 1971 |
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