Woman with a Pearl Necklace would cover is very similar to that in his painting "Woman with a Water Jug". On that same side of the wall, Vermeer displays a framed mirror. The black frame is most likely made of ebony, which indicates wealth and status. The fact that Vermeer uses a mirror is also distinctive. Vermeer associated the sense of reflection to portray the woman with vanity or feminine power. Also due to Vermeer’s interest in certain Greek muses, he used the mirror to portray duality. However, according to the Essential Vermeer Website, other historians believe this mirror may indicate a Dutch theme of
Produced water oil to the production wells. The injected water eventually reaches the production wells, and so in the later stages of waterflooding, the produced water proportion ("cut") of the total production increases. The water composition ranges widely from well to well and even over the life of the same well. Much produced water is brine, and most formations result in total dissolved solids too high for beneficial reuse. All produced water contains oil and suspended solids. Some produced water contains heavy metals and traces of naturally occurring radioactive material (NORM), which over time deposits radioactive scale in the piping at the