Identifying Rocks and Minerals Quiz

Which rock is known for its ability to float on water due to its low density and porous nature?

• Basalt

• Pumice

• Granite

• Obsidian

Which mineral is commonly used in pencils for writing?

• Talc

• Graphite

• Quartz

• Mica

Which rock is primarily composed of calcium carbonate and often contains fossils?

• Limestone (fossil)

• Shale

• Sandstone

• Slate

Which mineral is known for its use in making plaster and drywall?

• Calcite

• Gypsum

• Halite

• Fluorite

Which rock is formed from the metamorphism of limestone?

• Marble

• Schist

• Gneiss

• Quartzite

Which mineral is known for its hardness and is used as an abrasive?

• Talc

• Corundum

• Feldspar

• Olivine

Which rock is an example of a sedimentary rock that is clastic and composed of rounded pebbles?

• Conglomerate

• Phyllite

• Bituminous coal

• Slate

Which mineral is commonly known as "fool's gold" due to its metallic luster and pale brass-yellow hue?

• Gold

• Pyrite

• Galena

• Hematite

Which rock is an igneous rock that is dark in color and often used in construction?

• Obsidian

• Basalt

• Granite

• Scoria

Which mineral is used to make table salt?

• Halite

• Calcite

• Gypsum

• Fluorite