Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:category |
gptkb:pyroxene_group
inosilicate |
| gptkbp:chemicalFormula |
(Ca,Mg,Fe)(Mg,Fe)Si2O6
|
| gptkbp:cleavage |
distinct
|
| gptkbp:color |
brown
gray greenish |
| gptkbp:crystalSystem |
monoclinic
|
| gptkbp:density |
3.3–3.4 g/cm³
|
| gptkbp:discoveredBy |
gptkb:Waldemar_Lindgren
|
| gptkbp:discoveredIn |
1901
|
| gptkbp:event |
meteorites
igneous rocks |
| gptkbp:hardnessMohs |
6
|
| gptkbp:luster |
vitreous
|
| gptkbp:namedAfter |
gptkb:Pigeon_Point,_Minnesota
|
| gptkbp:streak |
white
|
| gptkbp:symmetry |
C2/c
|
| gptkbp:transparency |
translucent
|
| gptkbp:bfsParent |
gptkb:pyroxene
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
pigeonite
|