The Quartz sand deposits in the area west of tuban are investigated by the geological survey during trip made from June-July 1957. These quartz sand deposits occur in the dunes of the coastal area between the small village awar-awar and tembakbojo.
Edisi
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ISBN/ISSN
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Deskripsi Fisik
10 Halaman, Tanpa Warna, Cover Hijau, 2 Lembar Pet