Tectonic plates generally move at a pace of

The majority of the research shows that the plates move at the average rate of between approximately 0.60 cm/yr to 10 cm/yr.

Explanation:

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phaneritic textures in which phaner means visible so phaneritic textures are standard of impertinent volcanic rocks. these rocks crystallized gradually under the surface of earth. when the magma cools deliberately then the ores have chance to develop and produce long crystals.