Statements (26)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:chemicalFormula |
gptkb:NaCaTa2O6F
|
| gptkbp:color |
brown
green red yellow colorless |
| gptkbp:containsElement |
calcium
sodium fluorine tantalum |
| gptkbp:crystalSystem |
isometric
|
| gptkbp:discoveredIn |
1835
|
| gptkbp:event |
granite pegmatites
|
| gptkbp:hardnessMohs |
5.5
|
| gptkbp:IMAStatus |
discredited (now called 'microlite group')
|
| gptkbp:luster |
vitreous
adamantine |
| gptkbp:namedAfter |
Greek words for 'small' and 'stone'
|
| gptkbp:relatedGroup |
gptkb:pyrochlore_supergroup
|
| gptkbp:specificGravity |
4.2–5.5
|
| gptkbp:uses |
source of tantalum
|
| gptkbp:bfsParent |
gptkb:Ivittuut
gptkb:Tantalum |
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
microlite
|