A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Index
Needle:
A very fine, light, elongated inclusion that is usually totally enclosed within the diamond. Needle inclusions are generally more subdued than feather inclusions.
See also:
Inclusion
,
Diamond Characteristics
,
Diamond Education
.