The image above shows a type of metamorphic rock called gneiss. Gneiss is characterized by alternating bands of light and dark minerals. The bands in this particular sample of gneiss have been folded.

The characteristics of this rock developed due to and during the rock's formation.

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils

Word equation for k(s) +h2o(l) yield koh (aq) + h2

In what environment would mineral formation caused by high pressures and high temperatures most likely occur?