poikilitic

[poi-kuh-lit-ik] /ˌpɔɪ kəˈlɪt ɪk/

adjective, Petrography.

(of igneous rocks) having small crystals of one mineral scattered irregularly in larger crystals of another mineral.

Origin of poikilitic

Greek

1830-1840

1830-40; < Greek poikíl(os) various + -ite¹ + -ic

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Based on the Random House Dictionary, © Random House, Inc. 2017.
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These are the colours which gave the name of variegatea (poikilitic) to the series.

The World Before the Deluge Louis Figuier

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