Minerals Notes –(B)
Directions:
I n
e ach
s entence
b elow,
c hoose
t he
c orrect
a nswer
c hoice
a s
w e
d iscuss
t hem
i n
t he
l esson.
WHAT
I S
A
M INERAL?
1 .
A
m ineral
i s
a n
( Organic?/
I norganic?)
s olid
f ormed
i n
n ature.
T his
m eans
t hat
i t
i s
n ot
f ormed
b y
p lants
or
a nimals.
Crystals:
2.
C rystals
a re
m inerals
w ith
s ome
s olid
( Geometrical?/
T riangular?)
s hape
t o
t hem
.
Crystals
a re
m ade
o f
m any
d ifferent
e lements.
T hey
a re
n ot
j ust
w hat
w e
t hink
of
a s
j ewelry.
3.
M INERALS
C AN
F ORM
I N
S EVERAL
W AYS:
( Write
“ True”
o r
“ False”
i n
s pace
b elow.)
_ ______________________a)
M inerals
c an
f orm
f rom
“ molten
r ock”
i nside
t he
E arth
c alled
m agma.
_ ______________________b)
M inerals
c an
f orm
f rom
m agma
t hat
r eaches
E arth’s
s urface,
c alled
l ava.
_ ______________________c)
M inerals
c an
N OT
f orm
f rom
t he
e vaporation
o f
d issolved
m inerals.
_ ______________________d)
M inerals
c an
N OT
f orm
f rom
p recipitation,
b ecause
w ater
c an
n ot
h old
dissolved
m inerals.
7
M AIN
P ROPERTIES
O F
A
M INERAL:
Circle
t he
( 7)
p roperties
o f
a
m ineral
b elow:
a .
m agnetic
b .
c leavage
c .
d ensity
d .
l uster
e .
d ullness
f .
c olor
g .
r adioactive
h .
f racture
i .
s pecific
g ravity
j .
h ardness
k .
s treak
FILL
I N
T HE
B LANK:
A.
_ ___________________
i s
t he
l east
r eliable
w ay
t o
c lassify
a
m ineral.
B.
_ ___________________
( shininess)
i s
t he
p roperty
t hat
describes
“ how”
a
m ineral
r eflects
l ight.
C.
_ _____________________
d escribes
t he
c olor
o f
t he
“ powder”
o f
a
m ineral.
T he
c olor
o f
a
m ineral
‘ s
s treak
i s
a lways
t he
s ame
a s
t he
c olor
o f
t he
m ineral’s
s ample
( True?/False?).