Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:chemicalFormula |
(Mn,Mg)8(Fe,Al)8Si6O24
|
| gptkbp:color |
black
|
| gptkbp:containsElement |
iron
oxygen aluminum manganese magnesium silicon |
| gptkbp:crystalSystem |
Trigonal
|
| gptkbp:discoveredIn |
Langban, Sweden
|
| gptkbp:hardnessMohs |
6.5
|
| https://www.w3.org/2000/01/rdf-schema#label |
langbanite
|
| gptkbp:IMAStatus |
approved mineral
|
| gptkbp:luster |
submetallic
|
| gptkbp:namedAfter |
Langban, Sweden
|
| gptkbp:specificGravity |
4.7
|
| gptkbp:streak |
brownish black
|
| gptkbp:bfsParent |
gptkb:Långban,_Värmland,_Sweden
|
| gptkbp:bfsLayer |
7
|