"Blackband" validity in different word game dictionaries
| Dictionary | Validity |
|---|---|
| Scrabble US(US/Canada/Thailand - TWL/NWL) | No |
| Scrabble UK(International - SOWPODS/CSW) | Yes |
| Words with Friends(WWF) | No |
"blackband" Definition
- the mineral siderite when occurring mixed with clay, sand, and considerable carbonaceous matter and frequently being associated with coal