types of rocks research project
Shale Rock :Shale Red, brown and green colors are indicative of ferric oxide (hematite – reds), iron hydroxide (goethite – browns and limonite – yellow), or micaceous minerals
Limestone: the color of limestone is white, it is a organic material that has a different affect in color.
Sandstone:Initially red soon after sand grains, So the sand on the rock can scatter around the rock.
Chert: The color of Chert is Green, Yellow, and Red
Breccia: The color of Breccia is sorta of reddish-brown color
Granite is light colored with large grains the eyes are visually able to see the color of the rock Granite is colored with light grain that eyes are visually to see
Basalt is a dark fine grained volcanic rock that sometimes displays a columnar structure
Pumice is a very light and porous volcanic rock formed when a gas rich froth of glassy lava the color of pumice is a real light color plus it is used in lightweight concrete.
Dacite is a volcanic rock resemblance andesite but containing free quartz the color of it is gray to a pale-brown, or it can also be black.
- a pale fine-grained volcanic rock of granitic composition, typically porphyritic in texture. The color of is Dark Colored volcanic glass
Slate: Is a gray color with a slight azure tinge that is a representation of average color of slate
Schist: Is often alternating lighter, and darker bands. Often shiny
Gneiss: It has light and dark shading brands contain mostly quartz and feldspar.
Marble: is a grayish color with specs of orange
Quartzite: colors are white to gray, other colors such as green and blue