Meinten Sie:
+keyword:(petrography)
Astrogeologic studies, summary annual progress report, aug. 25, 1962 - jul. 1, 1963
Concrete Durability Studies. A Case Study: Deterioration of the Pentagon Network of Roads
Concretions in Exhumed Channels Near Hanksville Utah: Implications for Mars
Crystalline Rocks from Mare Tranquillitatis - Preliminary Petrologic Inferences
Jurassic Diabase from Leesburg, VA: A Proposed Lunar Simulant
Jurassic Diabase from Leeseburg, VA: A Proposed Lunar Simulant
Preliminary Investigations of the Archaic in the Region of Las Cruces, New Mexico
Workshop on Pristine Highlands Rocks and the Early History of the Moon