gneissoid

American  

[nahy-soid] / ˈnaɪ sɔɪd /

adjective

1. resembling gneiss.

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Etymology

Origin of gneissoid

First recorded in 1840–50; gneiss + -oid

Example Sentences

It produced effects varying from granite with a rude gneissoid appearance, through a banded fine gneiss, into a fine quartz schist or slate.

From History and Comprehensive Description of Loudoun County, Virginia by Head, James William

The bed rock was a talcose schist near to Ocotal, but higher up the river it changed to gneissoid and quartz rocks, the latter in hard and massive beds.

From The Naturalist in Nicaragua by Belt, Thomas

These slaty and gneissoid planes are seen to be parallel to the direction and attitude of the sediments, wherever they are near enough for comparison.

From History and Comprehensive Description of Loudoun County, Virginia by Head, James William

Outcrops of a gneissoid schist on the valley sides and rapids in the stream bear witness to the youthfulness of this portion of the river channel.

From Drainage Modifications and Glaciation in the Danbury Region Connecticut State of Connecticut State Geological and Natural History Survey Bulletin No. 30 by Sawyer-Harvey, Ruth

At this distance, rapids commence, and the bed of the river exhibited greenstone and gneissoid boulders.

From Personal Memoirs of a Residence of Thirty Years with the Indian Tribes on the American Frontiers by Schoolcraft, Henry Rowe