Rocks/Mins Regents Review

Which type of rock results from melting and cooling of magma?

• Igneous
• Metamorphic
• Sedimentary
• Extrusive

What is the name of the contact metamorphic rock found at A?

• Slate

• Sandstone

• Quartzite

• Marble

One difference between a breccia rock and a
conglomerate rock is that the particles in a breccia
rock are

• more aligned
•  more angular
• harder
• land derived

Which mineral will scratch fluorite, galena, and pyroxene?

• graphite
• olivine
• calcite
• dolomite

Which mineral is mined for its iron content?

• Hematite

• Galena

• Fluorite

• Talc

Which minerals contain the two most abundant elements by mass in Earth’s crust?

• fluorite and calcite

• magnetite and pyrite

• galena and sulfur

• amphibole and quartz

The table above provides information about four minerals, A through D. Mineral A is most likely...

• Galena

• Garnet

• Olivine

• Halite

Mineral D is most likely...

• Galena

• Garnet

• Olivine

• Halite

Which mineral can scratch A, B, and C, but cannot scratch D?

• Talc

• Fluorite

• Quartz

• Selenite Gypsum

Quartz and halite have different crystal shapes primarily because

• Light reflects from crystal surfaces

• Energy is released during crystallization

• Of impurities that produce surface variations

• The internal arrangement of atom