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Batubara
Batubara

Itacolumite
Itacolumite



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Batubara
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Itacolumite

Properties of Batubara lan Itacolumite

Properties

atose

ukuran gandum

rengat

tilas

porosity

luster

kekuatan compressive

cleavage

kateguhan

tartamtu gravitasi

transparan

Kapadhetan

kapasitas panas tartamtu

resistance

 
1-1.5
medium kanggo nggoleki coarse grained
conchoidal
ireng
kurang keropos
kurang kanggo vitreous kanggo submetallic
-
-
-
1.1-1.4
opaque
1100-1400 g / cm 3
1.32 kj / kg k
tahan panas
 
6-7
coarse utawa nggoleki
conchoidal
putih
Highly keropos
kurang
95.00 n / mm 2
sampurna
2.6
2.2-2.8
opaque
2.2-2.8 g / cm 3
0.92 kj / kg k
tahan panas, impact tahan, meksa tahan