Statements (37)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:category |
garnet group
|
| gptkbp:chemicalFormula |
Ca3Fe2(SiO4)3
|
| gptkbp:cleavage |
none
|
| gptkbp:color |
black
brown green yellow |
| gptkbp:containsElement |
iron
oxygen calcium silicon |
| gptkbp:crystalSystem |
isometric
|
| gptkbp:discoveredBy |
1868
|
| gptkbp:fracture |
conchoidal
|
| gptkbp:hardnessMohs |
7
6.5 |
| gptkbp:hasVariant |
demantoid
melanite topazolite |
| https://www.w3.org/2000/01/rdf-schema#label |
andradite
|
| gptkbp:IMA_symbol |
Adr
|
| gptkbp:luster |
vitreous
|
| gptkbp:namedAfter |
gptkb:José_Bonifácio_de_Andrada_e_Silva
|
| gptkbp:refractiveIndex |
1.94
1.88 |
| gptkbp:relatedGroup |
nesosilicate
|
| gptkbp:specificGravity |
3.8
4.1 |
| gptkbp:streak |
white
|
| gptkbp:transparency |
translucent
transparent |
| gptkbp:uses |
granite
collector's mineral |
| gptkbp:bfsParent |
gptkb:José_Bonifácio_de_Andrada_e_Silva
gptkb:Demantoid |
| gptkbp:bfsLayer |
6
|