| Answer | Crossword Clue |
|---|---|
| saponite | a hydrous magnesium aluminum silicate occurring in soft soapy amorphous masses and filling veins and cavities (as in serpentine) |
| saponite | clay mineral, hydrous magnesium aluminum silicate, belonging to the montmorillonite group: found as a soft filling in rock cavities |
| saponites | clay mineral, hydrous magnesium aluminum silicate, belonging to the montmorillonite group: found as a soft filling in rock cavities |
