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The Geology of Hong Kong (Interactive On-line)
Tai Mo Shan Formation - Jtm

Tai Mo Shan Formation - Jtm

Stratigraphy: Jurassic volcanic rocks with an age of approximately 164.6 ± 0.7 million years before present.

Distribution: The Tai Mo Shan Formation crops out mainly in the northern part of the New Territories, including the high ground around Tai Mo Shan.

Lithology: Lapilli lithic-bearing coarse ash crystal tuff.

Coarse ash crystal tuff

(Coarse ash crystal tuff of the Tai Mo Shan Formation, Tai Mo Shan, central New Territories)