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The Geology of Hong Kong (Interactive On-line)
Lantau Volcanic Group (undifferentiated) - Jlu


Lantau Volcanic Group (undifferentiated) - Jlu


Stratigraphy: Jurassic volcanic rocks with an age of approximately 147.5 ± 0.2 to 146.6 ± 0.2 million years before present.


Distribution: The Lantau Volcanic Group (undifferentiated) crops out in the west, southwest and south of Lantau Island.


Lithology: Dominantly fine ash vitric tuff and flow-banded rhyolite lava with minor eutaxitic coarse ash crystal tuff.


Complex flow banding and folding in rhyolite lava of the Lantau Volcanic Group

(Complex flow banding and folding in rhyolite lava of the Lantau Volcanic Group (undifferentiated), Nei Lak Shan, Lantau Island)


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