| Rating | Solver | Clue |
|---|---|---|
| SHEEREST | Most transparent | |
| CYPRUS | A thin, transparent stuff, the same as, or corresponding to, crape. It was either white or black, the latter being most common, and used for mourning. | |
| TOURMALINE | ...-sided prisms terminated by rhombohedral or scalenohedral planes. Black tourmaline (schorl) is the most common variety, but there are also ot... |