Cancrinite

GPTKB entity

Statements (35)
Predicate Object
gptkbp:instanceOf granite
gptkbp:associatedMinerals gptkb:Sodalite
gptkb:Calcite
gptkb:Muscovite
gptkb:Aegirine
gptkb:Nepheline
gptkbp:category Tectosilicate
gptkbp:chemicalFormula Na6Ca2[(CO3)2|Al6Si6O24]·2H2O
gptkbp:cleavage Perfect
gptkbp:color Blue
Gray
Green
White
Yellow
gptkbp:crystalSystem Hexagonal
gptkbp:discoveredIn 1839
gptkbp:event Metamorphosed limestones
Alkaline igneous rocks
gptkbp:fluorescence Yellow under UV light
gptkbp:fracture Uneven
gptkbp:hardnessMohs 5-6
https://www.w3.org/2000/01/rdf-schema#label Cancrinite
gptkbp:IMA_symbol Cnc
gptkbp:luster Vitreous
Greasy
gptkbp:namedAfter Georg von Cancrin
gptkbp:relatedGroup Cancrinite group
gptkbp:solubility Soluble in hydrochloric acid with effervescence
gptkbp:specificGravity 2.42–2.51
gptkbp:streak White
gptkbp:transparency Translucent
Transparent
gptkbp:bfsParent gptkb:Sodalite
gptkb:Tectosilicates
gptkbp:bfsLayer 7