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[[image - pencil sketch of Round Island. Different strata indicted by lines and shading with letters A, B & C labelling the strata.]]

SW side

[[image - pencil sketch of Round Island. Different strata indicted by lines and shading with letters A, B, C & D labelling the strata.]]

E side

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Examine the geology of the Round Island thoroughly.
On the south and South west the predominant rock is a hard bluish sandstone (A) with a variable dip, (near the shore SW 64º.) from nearly level to perpendicular. containing large clayey nodules and showing the effects of heat & great pressure - with a tendency to split into cubical or acute angled six sided blocks or fragments. To the south a fault in the strata occurs on each side of which (C) the rock is broken into very small pieces which are united together with a matrix of yellowish calcite and thin veins of chalcedonic and drusy quartz to the east of the

Transcription Notes:
Additional comments to the rock images are suggested. Ambrosia: Reviewed with descriptions added to [[image]] and minor edits. Terms chalcedonic and drusy checked.