| 21. | Lunar rock samples contained no hint of water.
|
| 22. | Rock samples may one day give the answer.
|
| 23. | Naturally, geologists prefer actual rock samples to photographs.
|
| 24. | In geology and geophysics, the most common method for consolidated rock samples is the divided bar.
|
| 25. | Mudloggers usually go out and check the shakers for rock samples that have circulated from bottom.
|
| 26. | Lander with a 400 kg ascent stage will return up to of surface and rock samples.
|
| 27. | Officials said this schedule included tentative plans for dispatching an unmanned craft to bring back rock samples.
|
| 28. | Colbeck and three officers landed on the island where they collected rock samples and had a drink.
|
| 29. | He breathlessly showed him a rock sample, then literally bet his job that oil would be found.
|
| 30. | The University's Austin and Midland centers house more than 1 . 2 million boxes of rock samples.
|
