| 31. | The substrate rock is enriched mid-ocean ridge basalt.
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| 32. | Gakkel is the earth's slowest spreading mid-ocean ridge.
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| 33. | In comparison, the average production rate at a mid-ocean ridge is about for every of ridge.
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| 34. | At the mid-ocean ridges the LAB rises to within a few kilometers of the ocean floor.
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| 35. | Both of these rifting arms are below sea level and are similar to a mid-ocean ridge.
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| 36. | But Ocean Ridge had only two over-votes in its last town commission election in February 2000.
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| 37. | The mid-ocean ridge systems form new oceanic crust.
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| 38. | Elections Supervisor Theresa LePore spent most of the day at the lone Ocean Ridge polling place.
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| 39. | If submarine mountains are included, the longest is the global mid-ocean ridge system which extends for about.
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| 40. | The hot material brought under the lithosphere by the superplumes then spreads out horizontally toward mid-ocean ridges,
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