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Tephrite
Tephrite

Anthracite
Anthracite



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Tephrite
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Anthracite

Properties of Tephrite lan Anthracite

Properties

atose

ukuran gandum

rengat

tilas

porosity

luster

kekuatan compressive

cleavage

kateguhan

tartamtu gravitasi

transparan

Kapadhetan

kapasitas panas tartamtu

resistance

 
6.5
medium kanggo nggoleki coarse grained
ora rata
bluish ireng
banget kurang keropos
subvitreous kanggo kurang
90.00 n / mm 2
crenulation lan mrembet
2.4
2.86
opaque
2.8-2.9 g / cm 3
0.92 kj / kg k
tahan panas, impact tahan
 
1-1.5
medium kanggo nggoleki coarse grained
conchoidal
ireng
kurang keropos
mengilap
-
-
-
1.1-1.4
opaque
1.25-2.5 g / cm 3
1.32 kj / kg k
tahan panas, banyu tahan