In this study we address this challenge to provenancing raw ochre sources by investigating the crystallographic and microstructural features of archaeological pigments, in order to identify the actual origin of red pigments based on hematite.

The set (0,1)∪(1,2) is open, but is not regular open, because its closure is [0,2], so the interior of its closure is (0,2).

I'm wielding the camera from over Henry's shoulder, zooming in on Jesse's chubby cheeks and blissed-out smile, recording his blurpy chuckles. Who's the baby? Henry says again, and I can be heard, normal-voiced, issuing instructions […]

But while Katy Perry similarly threw herself into the spirit of the event – crowdsurfing, dancing with a security guard, charming the audience – her peculiar combination of newfound political conscience and longstanding predisposition to DayGlo cartoonishness was simultaneously intriguing and baffling, as a woman delivering between-song speeches about the necessity of taking back power surrounded by dancers dressed as flowers and giant pom-poms covered in fluorescent fur was perhaps wont to be.