264 
RESEARCH IN CHINA. 

































































Feet. | Meters. 
. “he -} 
6 a K ui-chéu 1,000+ 300+ | Sandstone, shales, and sandy shales with thin 
So series. limestones and coal-seams. 
ES 
Cl 
n 
ew ik 150 45 Gray fossiliferous limestone. 
ae 400 120 Massive red shale. 
—Unconformit y— 
inferred 
al 
3 
° 
| Wu-shan 
A : 
‘5 limestone. 3,000 900 | Massive, thick-bedded limestone of gray, 
i brown, or black color; locally flinty. 
a 
oO 
— 
cH) 
Bs Sees 
5 200 60 Local green shale and thin limestone. 
550+ 165 .4| Dark bituminous limestone locally rich in 
ae flint nodules. 
Local 50+ 15 | Local quartzitic sandstone. 
—Unconformity ?— 200-=E 60-£| Dark limestone. 
2-8 
Me SS Sin-t’an 1,800 550 Massive green shale with thin local quartz- 
=o shale. ite and crystalline limestone; shales often 
|e brown or black in upper horizons. 
Ay 
Pe Sii-kia-pa transition member ; green shaleand 
Transition. thin limestone. 
a 
& 
et 
B 
A iS Ki-sin-ling Reaacii BS ieee 4,000? 1,200? | Dense gray limestone without flint nodules; 
3 i) limestone €Oks -_L—_ft—t— massive, thick-bedded. 
aa ee (ie) ee ees | eeee | Is 
‘< Ee BES Pees ee 
=| faa 
3 he Basal layers locally cherty. 
i 52s Res Beker 
pele sl= 1 
——) 
a . =———_ = 250 73 Dense slaty limestone and shale and thin 
ec pepe = 7S ESP oye! . basal conglomerate. 
an-t’ou till ne: Faas DERE IS 220 65 _| Glacial till; lower 100’ not observed. 
—Unconformity— Te YS KAY Yl] \_150 45 | Conglomerate arkose sandstone. 
roe page feos Legh 
=, Huang-lin Wey MAGN AZ 
fe sons A Why Vi pifirk, Gneissoid quartz-diorite. 
4 gneiss. €h i b Me ae 
WAY oN ALY 
8 re y i’ i fee 34 ‘a Gneiss and diorite. 
a DENA EN 
< Mele ola 
Total. cis os tuctoteretecyeke aimee 11,970 3,600 
Fic. 59.—GENERALIZED SECTION 
OF FORMATIONS IN EASTERN SSI-CH’UAN AND LOWER YANG-TzI GORGES, 
