Compiled by Dr. DSN RAJU AND KAPESA LOKHO

MEGA CHART: IVA

STRATIGRAPHIC UNITS, LITHOLOGY, THICKNESS AND MAJOR HIATUSES IN THE PHANEROZOIC OF NORTHEAST INDIA, BANGLADESH MYANMAR AND BHUTAN Compiled by Dr. D.S.N. RAJU AND KAPESA LOKHO IN COLLABORATION WITH P. RAMESH, GOPENDRA KUMAR, RAVI MISRA, B. S. DHILLON, BIRENDRA P. SINGH, NARENDRA PRASAD AND JAGDISH UPRETI. REVIEWED AND IMPROVEMENTS SUGGESTED BY S.V. RAO, P.K. BHOWMICK AND ALOK DAVE

BAB-II

MIDDLE

BABIAN

LUTETIAN BAB-I

47.80 KAK-III

YPRESIAN

KAKDIAN

KAK-II

49.0 50.2 52.54

DANIAN

60.73 MAW-I

MEGHALAYAIAN 66.00

MEG-II

62.29 63.94

GROUP

MAASTRICHTIAN

KOPILI Shale

(T 350-355m)

MEL-III

MELMATTURIAN MEL-II

BARAIL Group

DISANGMUKH Fm. ( T 270-310m)

KOPILI Fm. (T 400m)

AMGURI (M) CHARALI (M)

CHARALI (M)

NARPUH Sst. (M)

KOPILI Fm. (T 650m)

UPPER

(T >100m)

TURA Fm.

TURA Fm.

(T 130m)

LAKADONG Sst. (M) (T 25m)

TURA Fm. (T 244-500m)

LAKADONG Lst. (M)

GHATAL Fm.

(R35m)

(10-150m)

(T 250-220m)

TURA Fm.

UPPER Sst. LOWER Lst.

LOWER

LANGR. AR Fm. (T 75-151m)

KYAUKKOK Fm. (T 1250m) PYAWBWE Fm. (T 1300m) OKHMINTAUNG Fm. (T 2000m) PADAUNG Fm. (T 1200m) SHWEZETAW Fm. (T 1100m)

PANDAUN Fm.

TABYINLANGHSHE Fm. (T < 3600m)

NGAROK CONGLOMERATE

KYAUKKOK Fm. (T< 1250m) PYAWBWE Fm. (T 1050-2500m)

OBOGON Fm.

LEIKKAMAW Sst. MARAGYUN ALT.

YENANDAUNG CLAY YECHANGYI/ MINYAT Fm. SINBOK CLAY

OKHMINTAUNG Fm. (T41m)

MAHADEO Fm. (T 370m)

PAUNGGYI CONGLOMERATE

(?)

SHWEZETAW Fm.

ATL. CLAY/SAND (M) (T