| 1. | His face is unweathered, his laugh soft and endearingly goofy.
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| 2. | Besides having been extensively fractured by frost action, it is unweathered.
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| 3. | It amounts to tens of kilo-Newtons in the case of unweathered quartzite.
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| 4. | The spillway is located about away from the dam wall in mostly unweathered Ordovician andesite.
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| 5. | To see unweathered crystals, we would have to resort to breaking the boulders with a sledgehammer.
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| 6. | Fire derived forms of carbon are present in most soils as unweathered charcoal and weathered black carbon.
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| 7. | Unweathered sections of the Gogo Formation are made of siltstone, shale and calcarenite with numerous limestone concretions.
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| 8. | They are clad in panels of unweathered zinc that reflect the changing light of hour, weather and season.
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| 9. | However, this must remain conjectural as the holes are relatively unweathered and may not even be prehistoric in origin.
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| 10. | The unweathered joints intersected to form sharp edges and corners with greater surface-area-to-volume ratios than the faces.
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