Which of the following minerals has the greatest density?
Gold
Graphite
Galena
Platinum
Which of the following is NOT a non-silicate mineral?
Calcium sulfate
Mica
Sodium chloride
Halite
The appearance of a mineral in its powdered form that can also be used to distinguish it from another mineral is referred to as the mineral's _____.
gravity
streak
luster
color
Which type of tenacity refers to the ability of a mineral to resume its original form when a stress is removed?
Malleable
Elastic
Sectile
Fibrous
Which of the following minerals is composed of sheeted tetrahedra?
Feldspar
Quartz
Pyroxene
Micas
Which of the following would be MOST likely classified as an olivine?
A colorless mineral with a white streak.
A yellow gemstone with nonmetallic luster.
A dense metamorphic rock, which is red in color
A purple diamond with metallic luster.
Which of the following statements is true regarding sedimentary rocks?
All of these statements are true.
Sedimentary rocks are considered secondary rocks.
Weathered particles can over time form a sedimentary rock.
Sandstone is a common example of sedimentary rock.
What were limestone deposits in Kansas made from?
Sediments
Evaporated sea water
Compressed fossils
Cooled molten rock
Why are some drill bits tipped with diamonds?
Diamond is the hardest natural mineral.
Diamond is the most malleable substance
Diamonds are affordable compared to other materials
Diamonds exhibit cleavage and as a result can drill hard.
How is the olivine group of silicates different from quartz?
The olivine group of silicate is more abundant
Quartz contains cations;
Quartz forms under high pressure and high temperature;
the olivine group of silicates forms deeper in the earth.
Iron pyrite is sometimes referred to as fool's gold. It has a cubic shape. What type of crystal habit is this?
Prismatic
Cubic
Dodecahedral
Octahedral
Minerals that are impenetrable to light are referred to as _____.
opaque
transparent
translucent
graphite
What type of fracture does quartz exhibit?
Conchoidal
Perfect
Fibrous
Earthy
Conchoidal, earthy, and irregular refer to fractures found in _____.
minerals
silicates
cleavages
non-silicates
When a parent rock is changed due to high pressure or temperature, which type of rock is formed?
Intrusive igneous
Metamorphic
Extrusive igneous
Sedimentary
Hematite has the appearance of a cluster of grapes. Which type of habit does this represent?
Geometric
Prismatic
Botryoidal
Polygonal
Rocks that are transformed into different rocks under intense heat and pressure are known as _____.
volcanic rocks
igneous rocks
metamorphic rocks
sedimentary rocks
Which of the following is NOT a rock?
Limestone
Sandstone
Granite
Diamond
If you found a rock that appeared to have been formed directly from volcanic activity, how would you classify it?
Sedimentary rock.
Igneous rock.
Metamorphic rock.
Volcanic rock.
Which of the following has its own chemical formula?
A mineral.
None of these answers are correct.
Both rocks and minerals.
A rock.
What is another name for halite?
Granite
Limestone
Mica
Table salt
The unique arrangement of atoms present in diamonds represents an important distinction from _____
rocks
non-silicates
olivines
graphite
Consider a sample with a mass of 250 grams. Calculate the density of the sample if it displaces 100 cc of water.
7.5 g/cc
2.5 g/cc
25 g/cc
25000 g/cc
Gold has a shiny appearance and is said to have a _____ luster.
metallic
glassy
silky
pearly
Halides, carbonates, and sulfates are all examples of _____.
non-silicates
sedimentary rocks
olivines
silicates
Which of the following substances is inorganic?
Rock
Wood
Bone
Leaves
Silicate X has a three-dimensional arrangement of tetrahedra. It is part of a group that can be held together by various cations and is named for the specific cation present. Silicate X is an example of a/an _____.
Amphibole
Feldspar
Quartz
Olivine
Consider a specimen that has a mass of 20 grams. Calculate its specific gravity if the same volume of water has a mass of 5 grams.
100 grams/cc
100
4 grams/cc
4