|
gptkbp:instanceOf
|
gptkb:granite
|
|
gptkbp:associatedMinerals
|
gptkb:apophyllite
gptkb:stilbite
gptkb:calcite
laumontite
|
|
gptkbp:category
|
gptkb:zeolite
|
|
gptkbp:chemicalFormula
|
(Ca,Na)2-3Al3(Al,Si)2Si13O36·12H2O
|
|
gptkbp:cleavage
|
perfect
|
|
gptkbp:color
|
gptkb:orange
brown
green
red
white
yellow
colorless
pink
|
|
gptkbp:crystalSystem
|
monoclinic
|
|
gptkbp:Dana_classification
|
77.1.3.1
|
|
gptkbp:event
|
hydrothermal veins
basaltic volcanic rocks
|
|
gptkbp:firstDescribed
|
1818
|
|
gptkbp:fracture
|
uneven
|
|
gptkbp:habit
|
fibrous aggregates
massive
tabular crystals
|
|
gptkbp:hardnessMohs
|
3.5–4
|
|
gptkbp:IMA_symbol
|
gptkb:Hld
|
|
gptkbp:IMAStatus
|
approved mineral
|
|
gptkbp:luster
|
vitreous
pearly
|
|
gptkbp:namedAfter
|
gptkb:Henry_Heuland
|
|
gptkbp:specificGravity
|
2.2–2.4
|
|
gptkbp:streak
|
white
|
|
gptkbp:Strunz_classification
|
9.GE.10
|
|
gptkbp:transparency
|
translucent
transparent
|
|
gptkbp:uses
|
catalysis
water purification
ion exchange
molecular sieves
|
|
gptkbp:bfsParent
|
gptkb:natrolite
|
|
gptkbp:bfsLayer
|
6
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
heulandite
|