Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:category |
silicate mineral
|
| gptkbp:chemicalFormula |
Ca2(Al,Mn)3(SiO4)3(OH)
|
| gptkbp:cleavage |
perfect on [001]
|
| gptkbp:color |
red
pink brownish red |
| gptkbp:containsElement |
hydrogen
oxygen aluminum calcium manganese silicon |
| gptkbp:crystalSystem |
monoclinic
|
| gptkbp:discoveredIn |
gptkb:Piedmont,_Italy
|
| gptkbp:fracture |
uneven
|
| gptkbp:habit |
prismatic crystals
massive granular |
| gptkbp:hardnessMohs |
6
|
| gptkbp:IMAStatus |
approved mineral
|
| gptkbp:luster |
vitreous
|
| gptkbp:namedAfter |
gptkb:Piedmont,_Italy
|
| gptkbp:specificGravity |
3.4 to 3.5
|
| gptkbp:streak |
reddish
|
| gptkbp:subclassOf |
gptkb:epidote_group
|
| gptkbp:transparency |
translucent
transparent |
| gptkbp:bfsParent |
gptkb:epidote_group
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
piemontite
|