Geologist

Granite consists of three different minerals. Which of these isn’t one of those rocks?

Andesite

Granite is what type of rock?

Igneous

Halite tastes like what?

Salt

How many sides must a polished diamond have, to be called brilliant? 

56

Molten rock which sits just below the earth’s surface is known as what?

Magma

Mount Rushmore is made out of what type of rock?

Igneous

The interlocking basalt columns at the Giant's Causeway in Northern Ireland were caused by what? 

Volcanic Eruption

The majority of sand on tropical islands is made from fragments of what? 

Calcium carbonate

The oldest oceanic crust is how many years old?

200 million

Typically, what color is the gemstone sapphire? 

Blue

What color is garnet? 

Red

What color is onyx? 

Various

What color is a topaz?

Yellow

What do you call the geological phenomenon that produces regular bursts of water? 

Geysers

What do you call the quick, hot flow of fire and ash from a volcano? 

Pyroclastic flow

What do you call the slow-moving plates on which the Earth's crust is resting? 

Tectonic plates

What element is the main ingredient in sand? 

Silicon

What geological process is responsible for the existence of the Grand Canyon?

Erosion

What is another name for the Cullinan Diamond which weighs 106 grams? 

First Star of Africa

What is the continually frozen earth or peat in the arctic called? 

Permafrost

What is the name of the scale that measures hardness?

Mohs

What is the process called, where a landscape is shaped by wind, water and ice? 

Erosion

What layer of the Earth is made of rock?

Lithosphere

What spatial scale is considered to be the largest?

Planetary scale

What type of rock is basalt? 

Igneous

Which continent has the largest land mass? 

Asia

Which element is a diamond a variable of? 

Carbon

Which of the following combinations of letters is used for Teflon? 

PTFE

Which of the following geological ages is youngest? 

Triassic

Which of the following is NOT a mineral? 

Trilobite

Which of the following is NOT a rock? 

Silurian

Which of these is NOT igneous rock?

Schist

Which of these is not metamorphic rock?

Basalt

Which of these minerals smells like rotten eggs?

Sulfur

Which of these precious stones consists of corundum? 

Ruby

What is the hardest mineral in the world?

Diamond

A mineral-type substance which has no crystallinity is known as what?

Mineraloid

Igneous rocks form when what cools and hardens?

Magma

Which of the following is the oldest geological period?

Devonian

Which of the Canary Islands has the highest volcanic activity today?

La Palma

What color is a sapphire?

Blue

During what geological period did the dinosaurs die out?

Cretaceous

How far down is the center of the Earth calculated to be?

5,100 - 6,378 km

What is the Holocene period?

The current geological period

What is the name of the fault that San Francisco is situated on and that makes the region seismically active?

San Andreas fault