FratFiles

• Save Paper

Earth's Rocky Surface

I. Igneous Rocks

Characteristics of Igneous Rocks

●Igneous rocks may contain crystals, which frequently can be seen by the naked eye.
●Some igneous rocks contain no crystals and appear glassy.
●Igneous rocks may be found in many colors and often show different-colored crystals that are not in bands.

The following are igneous rocks in the collection. Read each characteristic and identify each rock. Write the name of the rock in the table.

Basalt Granite Obsidian Pumice

Igneous Rock Characteristics
Identification of Rock Specimen Were you correct? If not, write the correct rock name.
Igneous Rocks forming Beneath the Surface
When igneous rocks cool slowly under the Earth's surface, the crystals have longer to grow large.
Which rock probably formed under the Earth's surface? This rock makes up most of the continent crust and has pink, gray, and dark crystals.
Igneous Rocks forming near the Earth's Surface......

View the rest of this paper...

Approximate Word Count: 636
Approximate Pages: 3 (250 words per double-spaced page)

Similar Essays

1. Rocks
   

   Rocks. Earth's Rocky Surface I. Igneous Rocks ... be seen by the naked eye.
   ●Some igneous rocks contain no crystals and appear glassy. ...

2. Rocks
   

   rocks. Igneous, sedimentary & metamorphic rocks Igneous , Sedimentary, Metamorphic
   are rocks changed by magma or magma that changes into those rocks. ...

3. Rocks
   

   rocks. The ... horseplay. Rocks Rock - A naturally formed aggregate of mineral
   matter constituting a significant part of the earth's crust. ...

4. Metamorphic Rocks
   

   Metamorphic Rocks. Metamorphic rocks are originated within the earths crust.
   Metamorphic rocks are created when both pressure and heat meet at the right time. ...

5. Earth Science- Rocks
   

   earth science- rocks. Sedimentary and Metamorphic rocks Rocks formed when sediments
   are cemented or compacted once these sediments are deposited. ...