Khlong Kon Limestone Fm
Period:
Triassic
Age Interval:
Middle to Upper Triassic. (3)
Province:
Sibumasu: Lower Peninsula
Type Locality and Naming
Type locality: Khao Khlong Kon, west of Saba Yoi district, Songkhla province.
Synonym: หมวดหินปูนคลองโกน
[Figure 1 : Generalized distribution of different Triassic sedimentary environments and some of the more important lithostratigraphic units, and their relations to the terranes. (The geology of Thailand, 2011) page 146]
Lithology and Thickness
Light to medium grey, fine-grained massive limestone. Thickness: 600 m.
Lithology Pattern:
Limestone
Relationships and Distribution
Lower contact
Upper contact
Regional extent
Na Thawi and Saba Yoi Districts, south and SE of Songkhla province, Sibumasu: Lower Peninsula. Correlation: Pha Kan Fm, Doi Chang Fm.
GeoJSON
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Fossils
No macrofossils were found
Age
Ladinian
Age Span:
Beginning stage:
Ladinian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
241.50
Ending stage:
Ladinian
Fraction up in the ending stage:
1.0
Ending date (Ma):
237.00
Depositional setting
Marine (Grant-Mackie and others, 1980), lagoon or back-reef environment (Sashida and others, 1999)
Depositional pattern:
Additional Information
Compiler:
Wen Du - modified from- Chonglakmani, C.P., 2011, Chapter 6 Triassic in Ridd, M.F., Barber, A.J., and Grow, M.J., editors, The Geology of Thailand, Geol. Soc. of London.；Lexicon of Stratigraphic Names of Thailand of 2013.