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Lesson 9 | Igneous Rocks

Last updated over 5 years ago

17 Nsɛmmisa

🌋 Lesson 9 | Igneous Rocks 🌋

Objective: You will investigate the properties by which igneous rocks can be identified.

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Rock Sample 2

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Rock Sample 3

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Rock Sample 1

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1.

Using ESRT 6 "Scheme for Igneous Rock Identification" table to complete the data chart and identify rock sample 1.

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2.

Using ESRT 6 "Scheme for Igneous Rock Identification" table to complete the data chart and identify rock sample 2.

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3.

Using ESRT 6 "Scheme for Igneous Rock Identification" table to complete the data chart and identify rock sample 3.

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14.

Draw a graph the relationship of how the size of the mineral grains is affected by the rate at which molten rock material cools. (be sure to label each axis)

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15.

How can you determine if an igneous rock has had an intrusive or extrusive origin?

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16.

What is meant by a vesicular texture and how does it form in igneous rocks?

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17.

Describe the environment of formation for granite and basalt. Compare and contrast the two rock types.

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4.

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6.

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7.

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8.

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9.

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10.

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11.

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12.

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13.

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D