Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:alsoKnownAs |
gptkb:Derbyshire_Spar
|
| gptkbp:chemicalFormula |
CaF2
|
| gptkbp:color |
blue
purple |
| gptkbp:firstDescribed |
18th century
|
| gptkbp:foundIn |
gptkb:Derbyshire,_England
|
| gptkbp:hasResource |
gptkb:Treak_Cliff_Cavern
gptkb:Blue_John_Cavern |
| gptkbp:hasVariant |
gptkb:fluorite
|
| gptkbp:historicalName |
vases
bowls fireplace surrounds |
| https://www.w3.org/2000/01/rdf-schema#label |
Blue John
|
| gptkbp:nameOrigin |
possibly from French 'bleu-jaune' (blue-yellow)
|
| gptkbp:notableFor |
distinctive banded coloration
|
| gptkbp:rarity |
rare
|
| gptkbp:usedFor |
gptkb:jewelry
ornamental purposes |
| gptkbp:bfsParent |
gptkb:Treak_Cliff_Cavern
|
| gptkbp:bfsLayer |
7
|