How to spell RUPESTERINE correctly?
There are various correct suggestions for the misspelling "rupesterine,†including "russetine", "rubeostarine", "rupeserine", and "ropesterine". However, the correct spelling is actually "rupertstannite", which is a rare mineral composed of copper, iron, and tin sulfides. It is named after Prince Rupert of the Rhine, a 17th-century German general and politician.
