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The Geology of Hong Kong (Interactive On-line)
Shan Tei Tong Rhyodacite - Kct


Shan Tei Tong Rhyodacite - Kct


Stratigraphy: Cretaceous dykes intruding the Chi Ma Wan and South Lamma plutons.


Distribution: The Shan Tei Tong Rhyodacite dykes occur mostly in a zone extending from the Chi Ma Wan Peninsula, across Lamma Island to southern parts of Hong Kong.


Lithology: Feldsparphyric rhyodacite to porphyritic granite dykes.


Feldsparphyric rhyodacite dyke

(Feldsparphyric rhyodacite dyke (Shan Tei Tong Rhyodacite), Mount Stenhouse, Lamma Island)


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