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27 March, 07:38

Determine whether the material is a rock or a mineral based on the description

rock

mineral

Description

Rock or Mineral?

It often has a mottled appearance

dhe to its heterogeneous

composition

Atoms in all specimens have the

same structure and shape.

It is generally found in

crystalline form.

Every specimen varies in

terms of atomic structure.

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Answers (1)
  1. 27 March, 08:07
    0
    A. It often has a mottled appearance due to its heterogeneous composition - Rock

    B. Atoms in all specimens have the same structure and shape - mineral

    C. It is generally found in crystalline form - mineral

    D. Every specimen varies in terms of atomic structure - Rock

    Explanation:

    A. Rocks has mottled appearance which means it can present in mottled green, white, and red because of heterogenous composition. Rocks can be formed with varying thickness by stronger and weaker rock.

    B. Minerals have ordered atomic structure and hence form same shape of all specimens.

    C. Minerals have crystalline properties including Smooth, flat surfaces with regular geometric outlines.

    D. Rocks are formed from the combination of different minerals and hence every specimen varies in terms of atomic structure.

    Hence, the correct answer is:

    A. Rock

    B. Mineral

    C. Mineral

    D. Rock
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