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Websterite
Websterite

Obsidian
Obsidian



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Websterite
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Obsidian

Properties of Websterite lan Obsidian

Properties

fisik

atose

75-5.5
1 7
👆🏻

ukuran gandum

coarse grained
-

rengat

ora rata
conchoidal

tilas

putih, greenish putih utawa abu-abu
putih

porosity

kurang keropos
banget kurang keropos

luster

kurang kanggo vitreous kanggo submetallic
vitreous

kekuatan compressive

95.00 n / mm 20.15 n / mm 2
0.15 450
👆🏻

cleavage

-
-

kateguhan

-
-

tartamtu gravitasi

3.2-3.52.6-2.7
0 8.4
👆🏻

transparan

opaque
tembus

Kapadhetan

3.1-3.6 g / cm 32.6 g / cm 3
0 1400
👆🏻

situs termal

kapasitas panas tartamtu

0.79 kj / kg k0.92 kj / kg k
0.14 3.2
👆🏻

resistance

impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan