Diorite

$4.00 inc GST

Diorite is a grey to dark grey, coarse-grained intermediate igneous rock. This diorite is from the Middle Triassic Goomboorian Intrusive (formerly Igneous) Complex which is a part of the New England Orogen geological provinence.

Diorite mainly contains plagioclase feldspars including andesine and albite (the white minerals) and biotite, hornblende and pryroxene (the dark minerals).

Images are examples of specimens only.

Size and shape may vary.

Specimens are usually no smaller than 75mm in one dimension.

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Description

Diorite is a grey to dark grey, coarse-grained intermediate igneous rock. This diorite is from the Middle Triassic Goomboorian Intrusive (formerly Igneous) Complex which is a part of the New England Orogen geological provinence.

Diorite mainly contains plagioclase feldspars including andesine and albite (the white minerals) and biotite, hornblende and pryroxene (the dark minerals).

Images are examples of specimens only.

Size and shape may vary.

Specimens are usually no smaller than 75mm in one dimension.

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