The photos are meant to represent the artwork as close as possible. The unique characteristics have not been edited out. This is a real life artifact of beauty. You can see all of the asymmetries and tiny splatters as well as the extreme precision of the artist's hand. Historically, artwork produced with these materials have lasted 500+ years.
Encircled by stalagmites and stalagmites Heather is taking a sip of water and appreciating the quiet moment.