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The Geology of Hong Kong (Interactive On-line)
East Lantau Rhyolite - Jko

East Lantau Rhyolite - Jko

Stratigraphy: Jurassic dyke swarm with an age of approximately 146.3 ± 0.3 million years before present.

Distribution: Dykes of the East Lantau Rhyolite are mostly concentrated in northern Lantau Island, and on Ma Wan and Tsing Yi.

Lithology: Feldsparphyric rhyolite to porphyritic granite dykes.

Feldsparphyric rhyolite (East Lantau Rhyolite)

(Feldsparphyric rhyolite (East Lantau Rhyolite), Penny's Bay, northern Lantau Island)