Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:Opal
|
| gptkbp:color |
various colors
|
| gptkbp:difficulty |
5.5 to 6.5 on Mohs scale
|
| gptkbp:formed |
gptkb:volcanic_activity
|
| https://www.w3.org/2000/01/rdf-schema#label |
Louisiana Opal
|
| gptkbp:luster |
vitreous to waxy
|
| gptkbp:origin |
gptkb:Louisiana
|
| gptkbp:translucency |
translucent to opaque
|
| gptkbp:type |
precious gemstone
|
| gptkbp:uses |
gptkb:jewelry
|
| gptkbp:values |
varies based on quality
|
| gptkbp:bfsParent |
gptkb:Louisiana
|
| gptkbp:bfsLayer |
4
|