X-Ray Analysis of the Gingin Upper Greensand. 
235 
greensand 61 ^ AND LESS TAKEN WITH UNFILTEIIEI) Fe RADIATION, ALL OTHERS WITH 
RADIATION ). 
Subsoil. 
Soil. 
2 and iess. 
61 and less. 
2 and less. 
IJnheated. 
Heated 500°(!. 
Unheated. 
Unheated. 
Heated 500®C. 
Pos- 
sible 
Pos- 
sible 
Pos- 
Pos- 
l‘os- 
sible 
sible 
.sible 
Origin. 
1. 
d/n. 
Origin. 
r. 
d/n. 
Origin. 
I. 
d/n. 
Origin. 
1. 
d/n. 
Origin. 
I. 
d/n. 
M 
in 
15-4 
(('n 
V 
l)-27 
M(G) 
s 
9'-85 
... 
K 
^V' 
7 • 23 
(Iv) 
y 
7-29 
k 
m 
7-05 
<G)k 
's'r 
i 
4 -48 
(G)M 
w 
4 - 45 
\qGo 
|cg 
IV’ 
4-20 
KGg 
J 
4-50 
u' 
w 
4-47 
Cg 
niL 
4 ■ 14 
»-'g 
H 
4-i() 
1 
4-12 
Cg 
vw 
4-12J 
Gg 
ni 
3-68 
C'g 
\\\' 
3'-70 
kg 
y 
3-65 
K 
w 
3 • ua 
K 
w 
3 55 
QCO) 
\v 
3 • 33 
QDO 
jn 
3-33 
Q 
s 
3-34 
Q 
s 
3 33 
() 
s 
3-33 
(HXO) 
y 
2-67 
iI(G) 
vw 
2'-'68 
HGo 
vw 
2-68 
11 
w 
2 -GO 
H 
w 
2*-67 
<G)M 
m 
2 ■ 7)8 
(G)M 
2 58 
K 
m 
2 57 
H 
2-485 
H 
QGo 
w(d)*|^ 
2-51 
2-44 
K!1 
lU 
2-497 
H 
in 
2 497 
(G) 
v\v 
2-418 
q' 
vw 
2-273 
K 
vw 
2'-'335 
Q 
\v(d) 
2-i;)7 
Q 
\v(d) 
2-216 
(QV) 
vw 
2-189 
(QD 
vw 
2-189 
Q 
vw 
2-105 
Q 
vw 
2- 12(1 
u 
y 
2 076 
3Q(0) 
\v(d) 
1-983 
.. 
Q 
vw 
1 -976 
Q 
vw 
1 083 
u 
y 
1 952 
f 
'? 
1-889 
q' 
rn 
I -814 
q' 
vw 
1-814 
Qlf 
wui) 
1-824 
<G)MQ 
ui(d) 
1-683 
il 
d 
1-681 
QIC 
vw(d) 
1 -672 
q K 
w(d) 
l'-'688 
V 
vw(d) 
1 • 606 
1, 
VV\' 
1 - 503 
Q 
in 
1 - 538 
Q 
vw 
1-538 
r 
1 5 1 a 
M(G) 
ni(<l)^ 
M(G) 
vw(d) 
1-497 
1 
1-489 
U 
vw 
1-488 
ic 
w 
1 -400 
Q 
vw 
1 -447 
Q 
w 
I -452 
(QV) 
vw 
1-410 
Q 
m 
I -374 
Q 
vw 
i ■ 373 
<G) 
( 
1 -30:) 
<G)MQ 
w(d)| 
1 283 
Q 
vw 
1-284 
Q 
vw 
1 -253 

Q 
vw 
] • 226 
Q 
^■w 
1-197 
0 
vw 
1-180 
+ Outer edge (d a faint diduse lino tliat extends almost to the previous line. 
S Very faint s|M)tt(Mi (iiiart/ lines occur on the inner ed^e of the line at 2.41 4 A and on tlie inm'r and outer edges 
olf the line at 2.241 .A.. 
This line has heon considercaj as an (025) dauconite rcIhM-tion. 
