Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:category |
gptkb:amphibole
inosilicate |
| gptkbp:chemicalFormula |
Ca2(Fe2+4Fe3+)(Si7Al)O22(OH)2
|
| gptkbp:cleavage |
prismatic
|
| gptkbp:color |
black
brown dark green |
| gptkbp:crystalSystem |
monoclinic
|
| gptkbp:hardnessMohs |
5-6
|
| https://www.w3.org/2000/01/rdf-schema#label |
ferri-ferrohornblende
|
| gptkbp:IMA_symbol |
Ffhb
|
| gptkbp:luster |
vitreous
|
| gptkbp:relatedGroup |
gptkb:hornblende_group
|
| gptkbp:streak |
gray
|
| gptkbp:bfsParent |
gptkb:amphibole_group
|
| gptkbp:bfsLayer |
7
|