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1872.]
Daintree—Geology of Queensland.
305
compact. From a microscopic examination, Mr. Allport gave the following description:—
"This is a felsite or trachyte, and consists of a fine, granular felspathic base, in which there are scattered groups of minute green grains and crystals of hornblende."
Fig. 16.—Plan of a portion of the Cape Mining-district, showing a dyke of Felsite traversing Metamorphic Schists.
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Post Pliocene: Alluvial Upper Gold Deposit.
Desert Sandstone.
Gold-workings.
Elvanite.
Metamorphic: Mica and Hornblende Slates.
