Statements (34)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:birefringence |
0.008–0.011
|
| gptkbp:category |
Oxide mineral
|
| gptkbp:chemicalFormula |
(BeAl6O12)
|
| gptkbp:cleavage |
Indistinct
|
| gptkbp:color |
gptkb:Violet
gptkb:Lavender Pink Mauve |
| gptkbp:crystalSystem |
Hexagonal
|
| gptkbp:discoveredBy |
gptkb:Richard_Taaffe
|
| gptkbp:discoveredIn |
1945
|
| gptkbp:distinctiveFeature |
gptkb:granite
|
| gptkbp:fluorescence |
None
|
| gptkbp:fracture |
Conchoidal
|
| gptkbp:hardnessMohs |
8–8.5
|
| gptkbp:IMA_symbol |
gptkb:Taf
|
| gptkbp:luster |
Vitreous
|
| gptkbp:namedAfter |
gptkb:Richard_Taaffe
|
| gptkbp:pleochroism |
Strong
|
| gptkbp:radioactive |
None
|
| gptkbp:rarity |
Very rare
|
| gptkbp:refractiveIndex |
1.722–1.777
|
| gptkbp:source |
gptkb:Madagascar
gptkb:Myanmar gptkb:Sri_Lanka |
| gptkbp:specificGravity |
3.60–3.62
|
| gptkbp:streak |
White
|
| gptkbp:symmetry |
P63/mcm
|
| gptkbp:transparency |
Transparent
|
| gptkbp:uses |
gptkb:granite
|
| gptkbp:bfsParent |
gptkb:Precious_Stone
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
Taaffeite
|