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Picrite
Picrite

Batubara
Batubara



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Batubara

Properties of Picrite lan Batubara

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Properties

fisik

atose

6.81-1.5
1 7
👆🏻

ukuran gandum

grained nggoleki
medium kanggo nggoleki coarse grained

rengat

ora rata
conchoidal

tilas

putih, greenish putih utawa abu-abu
ireng

porosity

kurang keropos
kurang keropos

luster

subvitreous kanggo kurang
kurang kanggo vitreous kanggo submetallic

kekuatan compressive

189.00 n / mm 2-
0.15 450
👆🏻

cleavage

-
-

kateguhan

2.1
-

tartamtu gravitasi

2.75-2.921.1-1.4
0 8.4
👆🏻

transparan

opaque
opaque

Kapadhetan

1.5-2.5 g / cm 31100-1400 g / cm 3
0 1400
👆🏻

situs termal

kapasitas panas tartamtu

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

resistance

tahan panas
tahan panas