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24 September, 09:14

Graphite is identified in a particular schist. Which one of the following conclusions is justified? Graphite is identified in a particular schist. Which one of the following conclusions is justified? The schist formed from a quartz-rich, sedimentary limestone. The rock also contains diamonds; both are crystalline forms of the element carbon. The graphite lubricated shearing movements along a fault, causing a schist to form. The pre-metamorphic rock was a shale or mudstone containing organic matter.

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  1. 24 September, 10:31
    0
    The pre-metamorphic rock was a shale or mudstone containing organic matter

    Explanation:

    Graphite schist is a rock that is formed during the metamorphism of coal. This metamorphism can be either higher level or an intermediate level of metamorphism.

    The various attributes of a Graphite schist are:

    a. It has a metallic shine

    b. It has a very soft texture

    c. It stains paper easily.

    Graphite schist contains graphite in a very high proportion.
  2. 24 September, 12:58
    0
    D

    Question:

    Graphite is identified in a particular schist: Which one of the following conclusions is justified?

    a) The rock also contains diamonds; both are crystalline forms of the element carbon

    b) The schist formed from a quartz-rich, sedimentary limestone

    c) The graphite lubricated shearing movements along a fault, causing a shiest to form

    d) The pre-metamorphic rock was a shale or mudstone containing organic matter

    Explanation:

    the right answer to this question is option D

    d) The pre-metamorphic rock was a shale 0r mudstone containing organic
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