NEW
Font size
WorksheetsMinerals and Rocks
Total questions: 10
Worksheet time: 4mins
Which of the following statements is not true about igneous rocks?
It formed crystals.
It is formed from magma.
It can become glassy in appearance.
It can be formed from an existing rock.
Which type of rock contains plants' and animals' remains?
chemical rock
clastic rock
foliated rock
organic rock
Obsidian is a rock formed through fast solidification on air when a volcano erupts. What type of rock is obsidian?
Extrusive igneous rock
Extensive igneous rock
Intrusive igneous rock
intensive igneous rock
Which of the following statement is not true about metamorphic rocks?
It is formed from plant and animal debris
it is formed when subjected to high heat and pressure.
Schist, phyllite and gneiss are examples of metamorphic rocks.
Foliated and non- foliated are classification of metamorphic rocks.
While walking at the beach, Angela found a rock sample with a crystals white appearance which according to her friend was halite- a rock salt. What type of rock did she find?
clastic rock
chemical rock
metamorphic rock
organic rock
Which of the following is the least useful property in identifying minerals?
streak
luster
cleavage
color
What property of mineral is shown if a rock breaks into an irregular pattern?
fracture
cleavage
luster
hardness
Salt is used in cooking to enhance food taste. Which group of minerals does it belong?
carbonates
fluorites
halides
sulfides
Angela tests a mineral sample by scratching it to white and black porcelain plate to determine its true color?
specific gravity
hardness
streak
color
James Dana developed a classification scheme for minerals. Which of the following is the basis of his classification?
Chemical composition of the minerals
Hardness of the minerals
Location of mineral occurrence
Color of mineral
