الفهرس 
Chapter 1 : Introduction
FiguresOnly 14 pages are availabe for public view
 |  | from | 380 |  |  |
| | | from | 380 | | |
Abstract
Petrographical and chemical studies have been conducted on these basaltic rocks which proved to consist of four groups:
-True tholeiitic basalts.
-true alkali basalts (i.e.hawaiites, Sodic basalts ,and potassic basalts).