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The Geology of Hong Kong (Interactive On-line)
Sham Chung Rhyolite - Jks

Sham Chung Rhyolite - Jks

Stratigraphy: Jurassic flow-banded rhyolite sill with an age of approximately 146.6 ± 0.2 million years before present.

Distribution: The Sham Chung Rhyolite can be traced from Sham Chung southwards to Yung Shue O on the south side of Tolo Channel.

Lithology: Flow-banded porphyritic rhyolite sill.