Best Answer: Common as cow dung
They are both shiny and rare, valuable and precious
Natural black pearls are rare and highly valuable; cultured black pearls are much more common and less valuable.
Helium is relatively rare on Earth, as it escapes the atmosphere and is not replenished. It is often extracted from natural gas deposits, making it a valuable but finite resource.
neon is rare, but valuable
neon is valuable, it is also very rare.
The most common charge for sulfur is -2.
Sulfur Dioxide is the common name for SO3.
The common name for sulfur trioxide is sulfuroxide.
Sulfur is of course more common.
no it is very common
-2
Sulfur is not considered rare as it is commonly found in nature. It is the 10th most abundant element in the universe and is present in various minerals and ores. Additionally, sulfur is used in a wide range of applications, which helps ensure a steady supply.