the three main categories of rocks slideshare
what is the difference between a rock and mineral?rock cycle
igneous rocks
types of rock slides
types of rocks ppt
types of rocks ppt grade 7
types of rocks ppt grade 6

MAJOR AND TRACE ELEMENT ANALYSES OF PEGMATITIC, GRANITIC. AND MAFIC ROCK TYPES IN THE NORTH-EASTERN TRANSVAAL. Column 3. Column 4. Column 5. Column 6.three main types sedimentary rocks, volcanic rocks, and intrusive igneous rocks (pi. 16). Most of the sedimentary rocks are pre-Tertiary. Although there are some important Precambrian and Palaeozoic rocks in Pakistan, the bulk of the country is dominated by the effects of the India-Asia collision.