WHO1 ROCK S A M P L E D E S C R I P T I O N

RECIFE CHP 22 A~ LEG f MAY 19'

* * 4 * 4 + * * * * * * * * * S T A T I O N DATA R E T R I E V A L + t * * * * * * * * * * o + t PAGE 1

***********+***

DATE: 0 8 : 5 2 SFD 2 1 . ' 8 1 *****4********* **WHCI

**

G n P E

LENGTH DREDGF ROCK

M A R S - c o w n u OR n R P H Y S I O - O R

TAMPLF nE- DATE F I X DEN ORFOGF FNP SAMPLE GRAPHIC SED. V I T A

S H I P C R U I S F L E G S T A T I O N NUYREp V I C E YPYODA L A T I T U D E L O N G I T U D E TYPE SQUARE NUMBER DEPTH DEPTH WEIGHT PROV. TYPE CEDE REYARKS

CHnl 1 1 5 4

CL(N 1 1 5 4 CHV 1 1 5 4 CHY 1 1 5 4 CHV 1 1 5 4 t H V 1 1 5 6 CHV 1 1 5 7 CHV 1 1 5 7 CHV 1 1 5 8

CYhl 1 1 5 8

C H I 1 1 5 8

WHO1 ROCK S A M P L E D E S C R I P T I O N

CRUISE CHAIN ₁₁₅

STATION 3 7

DREDGE DESCRIBED BY B RODA/ FARMER

DATE 2 8 Jan. 19 79 Sample #

- 3

-

4

-

5

Lithology

7

W t . . S.

1

Mineralogy Phenocrysts Remarks

columnar j o i n t s B a s a l t B a s a l t

&

g l a s s y margin ^none

B a s a l t B a s a l t B a s a l t B a s a l t B a s a l t B a s a l t

B a s a l t

5% plag.

5% o l i v . 5% p l a g . 5% o l i v .

F

numberec ^& Unnumbered many w i t h F g l a s s y r a r g i n s & p i l l o w f r ment

joYnts B a s a l t

WHO1 RQCK SAMPLE DESCRIPTION

^IU W (X,

CRUISE CHATN 11 5 STATION sep he1 ow DREDGE DESCRIBED BY A DAT E L 6 ~

Sample # STATION 42

Lithology

-

Wt.

.

S. Mineralogy

+-

Phenocrysts ^{- - -} We Alteration Remorks

DREDGE 4D G r a n i t i c e r r a t i STATION 44 DREDGE 5 D

G l a s s y b a s a l t G l a s s y b a s a l t

1% Pg. s l i g h t p a l a - v e s i c l e s v a r y w i d e l y i n g o n i t e s h a p e and s i z e

F

¹¹ v e r y t i n y v e s i c l e s

F ^{1 1} two m a j o r s i z e g r o u p s

of v e s i c l e s t r Pg. l a t h s

Basalt t r Pg.

G l a s s y b a s a l t t r Pg.

G l a s s y b a s a l t t r Pg.

t r Pg.

t r Pg.

B a s a l t VF ^{I I} v e s i c l e s o c c u r i n com-

p a c t g r o u p s

F

^{I 1}

G l a s s y b a s a l t G l a s s y b a s a l t G l a s s y b a s a l t

I 1

1

Pahoehoe, ropey g l a s s

r i n d t r Pg.

t r Pg. ( l a t h s ) t r Pg.

t r Pg.

11 g l a s s y l a v a t u b e , u n i q u e

F v e s i c u l a r geometry o f r i n d

F ^1t Pahoehoe g l a s s y margin

G l a s s y b a s a l t

1 1

I

P i l l o w fragment G l a s s y b a s a l t

G l a s s y b a s a l t t r Pg.

G l a s s y b a s a l t t r Pg.

t r Pg.

B a s a l t

WHO1 ROCK SAMPLE DESCRIPTION

CRUISE CHAIN 115

STATION 50

DREDGE DESCRIBED BY

BRODA/FARMER

16 Feb. 19 79

DATE

-

-

Wt.

-

.2

-

.2 .1

Mineralogy Sample #

-2 - 3

-

4

Phenocrysts

- --

Lithology

Glassy b a s a l t G l a s s

G l a s s

I n We Alteration Remarks : r

F

40% Pg. ( c o a r s e :

45% Pg. ( c o a r s e : very s l i g h t pa-

l a g o n i t e C o r a l h o l d f a s t

:r F ¹¹

60% Pg. ( c o a r s e : 1% 01.

-5

1

Glassy b a s a l t 40% Pg. (coarse:

1% 01. r F ^{I I} fragment of gas dome

r F ^{1 1 I I}

r F ^{1 1 11}

r F ^{I I 11}

r F ^{1 1} d r i p p i n g s beneath

r

F

¹¹ fragment of dome

r F ^{I I} a r e a l s i g h t t o s e e

-

6 -7

-10 ( G l a s s y b a s a l t

(

^{. 7}

^{( A} I

Glassy b a s a l t Glassy b a s a l t

- - -

-8

-

9

35% c o a r s e -11

1

Glassy b a s a l t

.4 .4

Glassy b a s a l t Glassy b a s a l t

1 . 8

I A I

1409: pg.

I I I I I

-12 (Glass 15 I G

I I

^{70% Pg.}

A A

.4 .4

7% 01.

bboth verv coarg 40% Pg. ( c o a r s e )

I I I I

A A

35% Pg. ( c o a r s e ) 40% Pg. ( c o a r s e )

Biology 2 g r

mama

5~

551 NOILVZS

'p -ax ws snou

rs

31

~s

pues g

ur 3

parlaxnpur

--+

3s nl 3

qrlrm sdu qq

_ +

WHO1 ROCK SAMPLE D E S C R I P T I O N

CRUISE STATION s e e below DREDGE DESCRIBED BY FARMER

Sample #

-

STATION 156

9 , 10 7

STATION 157

unnumbe r e d

Lithology

b l o m i t i c l i m e s t o n e

I 1

Limestone

Mineralogy Phenocrysts Ve Wt.

1 . 3 .8

1 . 8 .6

2.0 43

c r y s t a l l i n e orange-colored G. S.

t 1

I

p h o s p h o r i t e on remarkably p

I I

I

p h o s p h o r i t e an

4

^Mn

d l

n o pos

/BRODA DATE Feb. 197

We Alteration Remarks

s l a b s a p p e a r t o have Mn on one e x t e r i o r s u r f a c e and p h o s p h o r i t e on t h e o t h e r ;

&JU L U L & ; I U ~ -

.

^{/ -}

I

h i g h l y burrowed, many c o r a l h o l d f a s t s &

\

sponges, j u s t p z o s p h o r i t e c o a t i n g

( ? I /

o r a l h o l d f a s t s ; c a s t i n g o f c o r a l heads mestone mass.

;;4!ides o f £ragmelt;

-

of c o r a l and a l g a d e b r i s w i t h d o l o m i t i c u r f ce and Mn on f i s i d e .

of a l g a l and m l l u s c a n d e b r i s , c r i n o i d s