Geological Superstore

Diorite

£1.00£2.74

Samples of diorite a grey to dark-grey intermediate intrusive igneous rock which was collected from Cumbria, UK.

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SKU: IGNROK018 Category:

Diorite is a grey to dark-grey intermediate intrusive igneous rock composed principally of plagioclase feldspar (typically andesine), biotite, hornblende, and/or pyroxene. It may contain small amounts of quartz, microcline, and olivine. Zircon, apatite, sphene, magnetite, ilmenite, and sulfides occur as accessory minerals. These particular samples were collected in Cumbria, UK. Each specimen is supplied in a labelled card tray.

Additional information

Weight 150 g
Specimen Size

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