| Answer | Crossword Clue |
|---|---|
| CARATS | Mass units for gems |
| matrixes | A mass of fine-grained rock in which gems, crystals, or fossils are embedded |
| KILOS | Mass units |
| DALTONS | Atomic mass units |
| KILOS | Units of mass |
| LBS | Mass units: Abbr. |
| KILOS | Metric units of weight and mass. |
