Descripción
Original green printed wraps 22x28cm, v, 54pp including b/w index map with (3)pp Addendum laid in, below which is attached a folder complete with 9 Plates (large folding maps, mostly in colour). Report very good. The map folder has tears to the edge, maps fine. Jabal Habashi is located within Najd, accessed by a newly paved road joining Hail with Samirah, and the Buraydah al-Madinah road, and incorporating part of the old Darb Zubaydah Hajj road. Ancient mining in this well travelled area focused on gold. This work, building on studies done since 1941, was prepared to provide data and guidance for minerals exploration, increase geologic knowledge, and inform Saudi policy. PLATES include the following maps of the Quadrangle Sheet 26F, in colour except for 6, all on a scale of 1:250,000, varying sizes, nos. 4-7 have 2 maps on 1 sheet: 1) Preliminary Geology 65x85cm / 2) Plutonic Petrochemistry with diagrams and tables 84x112cm / 3 and 4) Wadi-sediment Geochemical Anomalies 65x79 and 65x108cm / 5) Interpretation of total-intensity aeromagnetic anomalies 65x106cm / 6) Shaded magnetic relief and short-wavelength magnetic anomalies 65x105cm / 7) Distribution of hematitic limonitic materials and of limonite associated with bright reflective rocks from Landsat data 65x108 / 8) Limonitic hydrothermal alteration, saprolite, and paleoplacers 65x75cm / 9) Known mineral occurences and areas favorable for metallic-mineral deposits 65x92cm. N° de ref. del artículo 4748
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