maggies1 maggies1

11-03-2015
Geography

Answered

what is basalts cleveage and streak

need to know due tommorow

Answer :

secret13 secret13

11-03-2015

I suppose you are taking Earth Science and are in Grade 9??

Basalt --

Color: Black
Composition: Mafic
Texture: Aphanetic
Cooling/Crystallization History: Extrusive and Fast
Tectonic Setting: Hot Spots, Divergent Plates, Mid Ocean Ridges
Determining Factor: Basalt is Aphanetic and has Small Crystals
Streak: white.
Cleavage: Basalt has no cleavage, it has fracture...

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