Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:category |
tectosilicate
|
| gptkbp:chemicalFormula |
KAlSi2O6
|
| gptkbp:cleavage |
poor
|
| gptkbp:color |
gray
white colorless |
| gptkbp:crystalSystem |
tetragonal
|
| gptkbp:discoveredBy |
gptkb:Abraham_Gottlob_Werner
|
| gptkbp:discoveredIn |
1791
|
| gptkbp:event |
gptkb:Germany
gptkb:Italy gptkb:United_States volcanic rocks |
| gptkbp:fracture |
conchoidal
|
| gptkbp:hardnessMohs |
5.5
|
| gptkbp:IMA_symbol |
gptkb:Lct
|
| gptkbp:luster |
vitreous
dull |
| gptkbp:namedAfter |
Greek 'leukos' (white)
|
| gptkbp:relatedGroup |
feldspathoid
|
| gptkbp:specificGravity |
2.47
|
| gptkbp:streak |
white
|
| gptkbp:symmetry |
I41/a
|
| gptkbp:transparency |
translucent
transparent |
| gptkbp:uses |
gptkb:ceramics
source of potassium |
| gptkbp:bfsParent |
gptkb:Tectosilicates
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Leucite
|