Mineral Identification and Formation

A mineral was found that can be scratched by quartz but not fluorite. It is green in color but has a colorless streak. What mineral is it?

• Bauxite

• Garnet

• Hornblende

• Feldspar

This mineral has a nonmetallic luster. It is colorless with a colorless streak. A fingernail cannot scratch it and it cannot scratch a fingernail. What mineral is it?

• Halite

• Muscovite

• Galena

• Calcite

Tags

NGSS.MS-PS1-1

This mineral can be scratched by hornblende but is harder than sulfur. It is pink with a white streak. What is it?

• Dolomite

• Gypsum

• Feldspar

• Chromite

Which test is not reliable in identifying minerals

• streak

• luster

• specific gravity

• color

A mineral was found with a metallic luster. It was yellow in color and had a greenish black streak. Is it gold?

• yes

• no

A mineral is found that has a glassy luster, a hardness of 4 and a white streak. What is the identity of this mineral?

• dolomite

• calcite

• fluorite

• talc

The process by which atoms are arranged to form a material with a crystal structure is known as...

• Crystallization

• Geodes

• Formation from Magma and Lava

• Formation from Solutions

Tags

NGSS.MS-PS1-1

Which of the following is NOT a way that minerals form?

• Formation from magma

• Formation from lava

• Formation from solutions

• Formation from erosion

Tags

NGSS.MS-ESS3-1

A rounded, hollow rock that is often lined with crystals is known as...

• Gemstones

• Metals

• Ore

• Geodes

Which of the following is an example of mineral formation through evaporation?

• stalactites in caves

• minerals in igneous rock

• salt deposits near the Dead Sea

• selenite crystals in the Cave of Crystals