DIORITE • FREE TRANSLATOR.ORG • Definition of Diorite

... and Egan were following their tracks each in a different quarter. I meanwhile climbed a neighbouring hill to spy out the land ahead, hoping to see the white glitter of a salt lake, for we were in likely country, ironstone blows, quartz, and diorite giving evidence of its probable auriferous nature; we were therefore anxious to find water to enable us to test it. On return to camp, after an absence of not more than half an hour, I was astonished to see it ...

— Spinifex and Sand - Five Years' Pioneering and Exploration in Western Australia • David W Carnegie