arkL edit interval

arkL

select id,columnx from arkL_columns where dataset_id like 80

View/Edit arkL Database interval - Exposure ?

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The age-window currently being used to search for terms for autocompletion is 186.29 -> 287.1895 Ma.

	interval above:	Zhuganpo Fm
parent-intervals:Guanling region, Guizhou (South margin of Yangtze platform);	this interval:	Exposure ?	sub-intervals:
	interval below:	Yangliujing Fm.

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Interval data

intervalx:	Exposure ?has added abv?id: 7320 sort:142
alternative_term:	block label:
formal term:
interval_type:
parent_interval:
dataset:	strat - Yangtse Platform (China, Tr) (dataset id = 80)
alt dataset:	(dataset id = )
TSC Column:	id:169
stage:
colour:
interval_notes:
compilation_notes:
refs to add:
linked refs:
preset_duration:
preset_duration_notes:
tracecode	; Q1base from event age; Q2top from event age; Q3a duration from base & top

	age2020	age		event	event_id	pup	in interval	age	age2020
Top:		236.2900	<---	base Zhuganpo Fm	9410	0.0000		236.29	00236.2875
Base:		237.1895	<---	base Exposure ?	9411	0.5000	MA4r	237.1895	00237.1895
base notes	Top of Yangliujing Fm is reversed-polarity at Wayao section => gap apparently begins within (middle used here) MT13r [=MA4r] of uppermost Ladinian. This might be filled by Longtou Fm elsewhere -- a				comp notes

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Interval References

Dataset References

Enos, P., et al. (2006). Triassic Evolution of the Yangtze Platform in Guizhou Province, People’s Republic of China. Geological Society of America, Special Papers. 417: 1-105. gs

Lehrmann, D. J., et al. (2015). An integrated biostratigraphy (conodonts and foraminifers) and chronostratigraphy (paleomagnetic reversals, magnetic susceptibility, elemental chemistry, carbon isotopes and geochronology) for the Permian-Upper Triassic strata of Guandao section, Nanpanjiang Basin, south China. Journal of Asian Earth Sciences. 108: 117-135. gs