WorksheetsMineral Crystallization
Total questions: 15
Worksheet time: 15mins
Which is true of this image?
All minerals form from magma at the same time.
As minerals form, the composition of magma changes.
As more magma is crystallized the number of atoms in magma remains constant.
Igneous rocks form from precipitation in water.
Which is true according to this image?
Igneous rocks are formed from only one mineral type.
More minerals form in magma as it heats up.
The composition of magma is unchanged as it cools.
Different minerals form as the magma cools through time.
According to the Bowen's reaction series, which mineral forms at the hottest temperature?
Olivine
Pyroxene
K-spar
Quartz
According to the Bowen's Reaction Series, which mineral forms at the coolest temperature?
Olivine
Pyroxene
K-spar
Quartz
Igneous Rocks form by what process?
Weathering
Metamorphism
Crystallization
Evaporation
If an igneous rock forms with lots of space and over a long period of time, what will the rock have?
no mineral crystals
smaller crystals
both small and large crystals
larger crystals
What category of igneous rock has mineral crystals that are large enough to identify without a microscope?
glassy
aphanitic/extrusive
phaneritic/intrusive
porphyritic
What is the process by which minerals form crystals from a solution?
Evaporation
Precipitation
Crystallization
Sublimation
Which factor does NOT affect the size of mineral crystals formed during crystallization?
Rate of cooling
Presence of impurities
Pressure
Color of the mineral
In which type of rock are large mineral crystals most likely to form?
Sedimentary
Metamorphic
Intrusive Igneous
Extrusive Igneous
What is the primary difference between intrusive and extrusive igneous rocks in terms of crystallization?
Color
Crystal size
Mineral composition
Density
Which of the following is a real-world application of mineral crystallization?
Manufacturing of glass
Formation of stalactites
Production of synthetic diamonds
Weathering of rocks
What is the term for the initial formation of crystals in a cooling magma?
Nucleation
Sedimentation
Metamorphism
Erosion
How does the presence of water in magma affect mineral crystallization?
Increases crystal size
Decreases crystal size
Has no effect
Causes crystals to dissolve
Which experimental method is commonly used to study mineral crystallization in a laboratory setting?
X-ray diffraction
Spectroscopy
Microscopy
Calorimetry
