Wernerite group

GPTKB entity

Statements (23)
Predicate Object
gptkbp:instanceOf mineral group
gptkbp:category tectosilicate
gptkbp:cleavage distinct
gptkbp:color blue
gray
green
white
yellow
gptkbp:contains gptkb:marialite
meionite
gptkbp:crystalSystem tetragonal
gptkbp:discoveredIn 1791
gptkbp:event metamorphic rocks
gptkbp:fluorescence yes
gptkbp:form (Na,Ca)4(Al3Si9O24)Cl-(Na,Ca)4(Al3Si9O24)CO3
gptkbp:hardnessMohs 5.5-6
https://www.w3.org/2000/01/rdf-schema#label Wernerite group
gptkbp:luster vitreous
gptkbp:memberOf scapolite group
gptkbp:namedAfter gptkb:Abraham_Gottlob_Werner
gptkbp:subclassOf silicate mineral
gptkbp:bfsParent gptkb:A.G._Werner
gptkbp:bfsLayer 7