Types of minerals Flashcards
What are the two main categories of mineral groups?
Silicate minerals and non-silicate minerals.
True or False: Silicate minerals contain silicon and oxygen.
True.
Fill in the blank: The mineral group that primarily contains carbonates is known as __________.
Carbonate minerals.
What is the classification of minerals based on their chemical composition called?
Mineral classification.
Which mineral group is the most abundant in the Earth’s crust?
Silicate minerals.
Multiple Choice: Which of the following is a non-silicate mineral group? A) Feldspar B) Quartz C) Halides D) Mica
C) Halides.
What element is commonly found in the structure of silicate minerals?
Silicon.
True or False: Oxide minerals are classified as silicate minerals.
False.
Name one example of a silicate mineral.
Quartz.
Which mineral group includes minerals like calcite and aragonite?
Carbonate minerals.
Fill in the blank: The mineral group associated with metals is known as __________.
Metallic minerals.
What is the primary distinction between ferromagnesian and non-ferromagnesian silicates?
Ferromagnesian silicates contain iron and magnesium, while non-ferromagnesian silicates do not.
Multiple Choice: Which of the following is a characteristic of sulfide minerals? A) They contain sulfur B) They are always transparent C) They are silicate minerals D) They are non-metallic
A) They contain sulfur.
True or False: Phosphate minerals contain phosphorus.
True.
What type of mineral group does gypsum belong to?
Sulfate minerals.
Name the mineral group characterized by the presence of hydroxyl ions.
Hydroxide minerals.
Fill in the blank: The mineral group containing elements like chlorine and fluorine is known as __________.
Halide minerals.
What is the defining feature of native elements in mineral classification?
They are composed of a single element.
Multiple Choice: Which group of minerals is typically used in fertilizers? A) Silicates B) Phosphates C) Oxides D) Sulfides
B) Phosphates.
True or False: All silicate minerals have a tetrahedral structure.
True.
What is the role of the tetrahedron in silicate minerals?
It serves as the fundamental building block.
Fill in the blank: The mineral group that includes minerals like hematite and magnetite is called __________.
Oxide minerals.
What classification system is often used for mineral identification?
The Dana classification system.
Multiple Choice: Which of the following is NOT a characteristic of sulfide minerals? A) They contain sulfur B) They are usually metallic C) They have a high hardness D) They are often opaque
C) They have a high hardness.
Name one characteristic of native minerals.
They are composed of a single element.
True or False: Non-silicate minerals make up the majority of the Earth’s crust.
False.
What are native metals?
mineral that occur in their pure, metallic form in nature,
What are the four main types of silicate structures?
Isolated Tetrahedra
(Nesosilicates)
Chain Silicates (Inosilicates):
Sheet Silicates (Phyllosilicates)
Framework Silicates (Tectosilicates)
How do the properties of quartz compare with those of feldspar?
Hardness:
Quartz: Very hard, with a Mohs hardness of 7.
Feldspar: Softer compared to quartz, with a Mohs hardness of around 6.
List and describe three common oxide minerals
Hematite (Fe₂O₃)
Magnetite (Fe₃O₄)
Corundum (Al₂O₃)
Explain the role of phosphate minerals in biological processes.
Energy Storage and Transfer, Genetic Material
