Basalt lava flow in Hawaii, a perfect example of an extrusive igneous rock. Metamorphic rocks form from a previously existing rock, be it igneous, sedimentary or even an older metamorphic rock.

Chalk, limestone, shale, and sandstone are all examples of sedimentary rocks ... can be turned into a different metamorphic rock. There are three stages involved in the formation of metamorphic ...

To start to understand the rock cycle we must first understand the three primary types of rocks: sedimentary ... from regional plate tectonics. For example the India plate colliding with the ...

There are three main types of rock ... Mudstone, shale, and limestone are examples of sedimentary rock likely to contain fossils. As the layers of sediment build up on top of one another, they create ...

Examples of sedimentary rocks include sandstone ... t have to travel far to see a diversity of rock types. We have all three classes present in York County that represent an incredible geologic ...

Figure 3: Comparison between the δ 13 C org values of pelitic rocks and metamorphic grades. We analysed major element and rare earth element compositions of carbonate rocks to determine their origin.