streak colour that isn't white Flashcards
1
Q
Black (streak)
A
magnetite
2
Q
Greenish Black (streak)
A
pyrite, chalcopyrite
3
Q
reddish brown (streak)
A
Hematite
4
Q
greyish black (streak)
A
galena
5
Q
greenish white (streak)
A
pyroxene (5-6.5)
6
Q
grey (streak)
A
Biotite Mica, Kyanite (grey physical colour), staurolite (>6.5, penetration twins, habit: cubic)
7
Q
white (streak)
A
lol use another test
8
Q
Garnet habit
A
dodecahedron
9
Q
quartz (habit)
A
prismatic