this is a piece of gneiss. gneiss is a rock made of minerals such as biotite and garnet. the minerals in…

this is a piece of gneiss. gneiss is a rock made of minerals such as biotite and garnet. the minerals in gneiss are often arranged in bands. gneiss can form when a rock is changed by high temperature and pressure. gneiss is often found deep inside the earths crust. type of rock is gneiss? neous sedimentary metamorphic

this is a piece of gneiss. gneiss is a rock made of minerals such as biotite and garnet. the minerals in gneiss are often arranged in bands. gneiss can form when a rock is changed by high temperature and pressure. gneiss is often found deep inside the earths crust. type of rock is gneiss? neous sedimentary metamorphic

Answer

Brief Explanations:

Metamorphic rocks form from pre - existing rocks changed by high temperature and pressure. Gneiss forms under high temperature and pressure, which is a key characteristic of metamorphic rocks.

Answer:

metamorphic