Statements (38)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:associatedMinerals |
gptkb:Augite
gptkb:Hornblende gptkb:Quartz gptkb:Biotite Apatite Magnetite Zircon |
| gptkbp:birefringence |
0.007
|
| gptkbp:category |
gptkb:Feldspar
|
| gptkbp:chemicalFormula |
KAlSi3O8
|
| gptkbp:cleavage |
Perfect on {001}
|
| gptkbp:color |
Colorless
Gray White Pale yellow |
| gptkbp:crystalSystem |
Monoclinic
|
| gptkbp:diaphaneity |
Transparent to translucent
|
| gptkbp:event |
Volcanic rocks
|
| gptkbp:firstDescribed |
1808
|
| gptkbp:fracture |
Uneven
|
| gptkbp:habit |
Massive
Tabular crystals Grains |
| gptkbp:hardnessMohs |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
Sanidine
|
| gptkbp:IMA_symbol |
gptkb:San
|
| gptkbp:luster |
Vitreous
|
| gptkbp:namedAfter |
Greek word for 'tablet'
|
| gptkbp:opticalProperties |
Biaxial (+)
|
| gptkbp:refractiveIndex |
1.518–1.526
|
| gptkbp:relatedGroup |
gptkb:Alkali_feldspar
|
| gptkbp:specificGravity |
2.55–2.62
|
| gptkbp:streak |
White
|
| gptkbp:symmetry |
C2/m
|
| gptkbp:transparency |
Transparent to translucent
|
| gptkbp:bfsParent |
gptkb:Feldspar
|
| gptkbp:bfsLayer |
6
|