10 help me 6th grade work

Rock Name

Contains

Where It’s Found and How It Formed

Special Features

Picture

(website link)

Gneiss

Feldspar, mica, quartz (the same minerals as granite)

Can be formed from sedimentary rock, such as sandstone or shale, or from igneous rock, such as granite; can be found in Arizona.

Slate

Quartz, muscovite, clay, volcanic ash

Derived from shale that has undergone low pressure and temperatures; can be found in Pennsylvania, Vermont, and New York.

Marble

Calcite (which is also found in limestone)

Metamorphosed from limestone or dolomite; can be found in Vermont, Tennessee, Missouri, Georgia, and Alabama

Quartzite

Quartz, silica

Heating of and pressure on sandstone; can be found in South Dakota, Minnesota, Arizona, and Utah

(your choice)