euritic

The singular phenomenon of the presence of rounded boulders of euritic porphyry, resembling that of the _Niolo_, embedded in these strata, proves to a certainty that at an epoch anterior to the upheaval of the system running north and south, and of the mountains of _La Tenda_ depending on it, the high valleys of the present bason of the Golo, and especially that of the Golo, were prolonged to the sea.

Rambles in the Islands of Corsica and Sardinia with Notices of their History, Antiquities, and Present Condition. Thomas Forester

Masses of euritic and porphyritic rocks intersect the granites, and a distinct formation of porphyries crowns Monte Cinto, Vagliorba, and

Rambles in the Islands of Corsica and Sardinia with Notices of their History, Antiquities, and Present Condition. Thomas Forester

I did not see eurite or euritic porphyry except in small pieces, and the same may be said of the petrosilex and the milky and waxy quartz. 21 In some parts, particularly between Yambu’ and Al-Madinah, there is an abundance of tawny yellow gneiss markedly stratified.

Personal Narrative of a Pilgrimage to Al-Madinah and Meccah 2003