Opal should NOT be considered a mineral because:
A) it does not contain silicon- oxygen tetrahedrons.
B) it does not have a definite shape.
C) it does not have a systematic internal organization of its atoms.
D) it is organic in origin.
Correct Answer:
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Q23: The smallest particle of an element that
Q24: Mineral hardness refers to:
A) equal bond strength
Q25: Which of the following is the most
Q26: In a crystal structure, which of the
Q27: Which characteristics of an atom determine whether
Q29: The silicon- oxygen tetrahedron consists of:
A) one
Q30: Silicon- oxygen tetrahedra can form as independent
Q31: Which of the following examples of minerals
Q32: A mineraloid is the same as a
Q33: In metallic bonding, which of the following
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