Properties of Pegmatite lan Batubara

Pegmatite

Batubara

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Properties

atose

ukuran gandum

rengat

tilas

porosity

luster

kekuatan compressive

cleavage

kateguhan

tartamtu gravitasi

transparan

Kapadhetan

kapasitas panas tartamtu

resistance

medium kanggo coarse grained

conchoidal

putih

kurang keropos

grainy, mutiyara lan vitreous

178.54 n / mm ²

sampurna

2.1

2.6-2.63

tembus kanggo opaque

2.6-2.65 g / cm ³

0.79 kj / kg k

tahan panas, impact tahan, meksa tahan

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

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