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Flashcards in Kimberlite Deck (9):
1

What is Kimberlite

It is a volcanic rock that possibly contain diamonds, crystals and other minerals.

2

Describe Kimberlite

It is not a resistant rock.

3

How many kimberlite pipes exists.

Over 5000 but only 1% is proved to be economic diamond mines.

4

What is the importance of kimberlite?

It's the primary source of diamonds.

5

When was the last kimberlite eruption?

No kimberlite eruptions has happened for a million years.

6

What is it named after?

Town of Kimberley in S. Africa in 1870.

7

Are kimberlite pipes easy to find?

Difficult to discover and usually small, covered by sediments and vegetation.

8

Where are kimberlites usually found?

Occur in cratonic areas of the continent.

9

Are kimberlites always in cratonic areas?

Nope, also in the Baltic Shield of Finland and Sweden.