|
gptkbp:instanceOf
|
granite
|
|
gptkbp:asbestosForm
|
fibrous actinolite
|
|
gptkbp:associatedMinerals
|
gptkb:epidote
gptkb:chlorite
gptkb:hornblende
gptkb:tremolite
|
|
gptkbp:birefringence
|
0.024–0.028
|
|
gptkbp:category
|
inosilicate
|
|
gptkbp:chemicalFormula
|
Ca2(Mg,Fe)5Si8O22(OH)2
|
|
gptkbp:cleavage
|
perfect
|
|
gptkbp:color
|
green
dark green
gray-green
|
|
gptkbp:containsElement
|
hydrogen
iron
oxygen
calcium
magnesium
silicon
|
|
gptkbp:crystalSystem
|
monoclinic
|
|
gptkbp:Dana_classification
|
66.1.3.2
|
|
gptkbp:event
|
metamorphic rocks
gabbro
contact metamorphism
schists
|
|
gptkbp:firstDescribed
|
1794
|
|
gptkbp:fracture
|
splintery
|
|
gptkbp:habit
|
fibrous
columnar
acicular
bladed
|
|
gptkbp:hardnessMohs
|
5.0–6.0
|
|
gptkbp:hasVariant
|
gptkb:tremolite
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Actinolite
|
|
gptkbp:IMA_symbol
|
gptkb:action
|
|
gptkbp:IMAStatus
|
approved mineral
|
|
gptkbp:luster
|
vitreous
silky
|
|
gptkbp:namedAfter
|
Greek word 'aktinos' (ray)
|
|
gptkbp:opticalProperties
|
biaxial (-)
|
|
gptkbp:pleochroism
|
strong
|
|
gptkbp:relatedGroup
|
gptkb:amphibole
|
|
gptkbp:riskFactor
|
asbestos (fibrous form)
|
|
gptkbp:specificGravity
|
3.0–3.2
|
|
gptkbp:streak
|
white
|
|
gptkbp:Strunz_classification
|
9.DE.10
|
|
gptkbp:systematicName
|
Calcium magnesium iron silicate hydroxide
|
|
gptkbp:transparency
|
opaque
translucent
|
|
gptkbp:usedAs
|
gemstone (nephrite jade)
|
|
gptkbp:bfsParent
|
gptkb:Nephrite
gptkb:asbestos
|
|
gptkbp:bfsLayer
|
6
|