mineral zircon

GPTKB entity

Statements (50)
Predicate Object
gptkbp:instanceOf granite
gptkbp:alterationProduct gptkb:zircon_pseudomorphs
gptkb:zirconolite
baddeleyite
gptkbp:associatedMinerals feldspar
quartz
mica
gptkbp:chemicalFormula gptkb:ZrSiO4
gptkbp:cleavage poor
gptkbp:color blue
brown
green
red
yellow
colorless
gptkbp:containsElement oxygen
silicon
zirconium
gptkbp:crystalSystem tetragonal
gptkbp:discoveredBy 1789
gptkbp:event metamorphic rocks
sedimentary rocks
igneous rocks
gptkbp:fracture conchoidal
gptkbp:hardnessMohs 7.5
https://www.w3.org/2000/01/rdf-schema#label mineral zircon
gptkbp:luster adamantine
gptkbp:meltingPoint 2550°C
gptkbp:namedAfter Persian word 'zargun' (gold-colored)
gptkbp:notableTransaction gptkb:Australia
gptkb:Brazil
gptkb:India
gptkb:Russia
gptkb:South_Africa
gptkb:Sri_Lanka
gptkbp:radioactive leads to metamictization
may contain trace uranium and thorium
gptkbp:radioisotopeDating gptkb:U-Pb_dating
gptkbp:refractiveIndex 1.92–2.01
gptkbp:solubility insoluble in water
gptkbp:specificGravity 4.6–4.7
gptkbp:streak white
gptkbp:tenacity brittle
gptkbp:transparency translucent
transparent
gptkbp:uses gptkb:geochronology
granite
source of zirconium
gptkbp:bfsParent gptkb:Zirconium
gptkbp:bfsLayer 7