from The Century Dictionary.
- Not converted into stone: as applied to volcanic ashes, the term means that these are still in loose form and have not become compacted by pressure, fusion, or cementing action.
Sorry, no etymologies found.
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Vulnerability of arctic coasts to sea-level rise and erosion, showing land areas of the Arctic with elevations less than 10 m above mean sea level (red), regions with unlithified coasts (green), and regions with lithified coasts (brown) .
The most unstable coasts are those that are composed of unlithified sediments (Fig. 6.38).
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