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Nephelinite
Nephelinite

Obsidian
Obsidian



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Nephelinite
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Obsidian

Properties of Nephelinite lan Obsidian

Properties

atose

ukuran gandum

rengat

tilas

porosity

luster

kekuatan compressive

cleavage

kateguhan

tartamtu gravitasi

transparan

Kapadhetan

kapasitas panas tartamtu

resistance

 
6.5
grained nggoleki
flat
putih
kurang keropos
vitreous kanggo metallic
35.00 n / mm 2
-
2.7
2.4-2.9
opaque
2.5-3 g / cm 3
0.88 kj / kg k
tahan panas
 
5-5.5
-
conchoidal
putih
banget kurang keropos
vitreous
0.15 n / mm 2
-
-
2.6-2.7
tembus
2.6 g / cm 3
0.92 kj / kg k
tahan panas, impact tahan