The most common and most likely answer to this crossword clue is the 6 letter word SPINEL which also is the latest solution we found used in eltana in 2014.
The Black Prince's Ruby is one crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| SPINEL | 100 % | 6 | 
Words with a meaning similar to the clue: The Black Prince's Ruby is one
These words may or may not be a possible solution to this crosswords clue.- woodchat
 - cardinal
 - orange
 - tsar
 - curse
 - amaranth
 - patrician
 - red
 - carbuncle
 - spinel
 - blackcap
 - blackhead
 
Crossword Answer definitions
SPINEL noun- Any of several hard minerals of cubic symmetry that are mixed oxides of magnesium and aluminium and are used as gemstones of various colours.
 - Any crystalline material, not necessarily an oxide, that possesses the same crystal structure as this mineral.
 - Bleached yarn in making the linen tape called inkle; unwrought inkle.
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution