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Batubara
Batubara

Batubara
Batubara



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Batubara
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Batubara

Properties of Batubara lan Batubara

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Properties

fisik

atose

1-1.51-1.5
1 7
👆🏻

ukuran gandum

medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained

rengat

conchoidal
conchoidal

tilas

ireng
ireng

porosity

kurang keropos
kurang keropos

luster

kurang kanggo vitreous kanggo submetallic
kurang kanggo vitreous kanggo submetallic

kekuatan compressive

--
0.15 450
👆🏻

cleavage

-
-

kateguhan

-
-

tartamtu gravitasi

1.1-1.41.1-1.4
0 8.4
👆🏻

transparan

opaque
opaque

Kapadhetan

1100-1400 g / cm 31100-1400 g / cm 3
0 1400
👆🏻

situs termal

kapasitas panas tartamtu

1.32 kj / kg k1.32 kj / kg k
0.14 3.2
👆🏻

resistance

tahan panas
tahan panas