A unique and amazing piece of prehnite from the Northern Cape, South Africa. This impressive stone weighs just over two kilos.
The mineral prehnite was first discovered in the Cape of Good Hope by Dutchman Hendrik von Prehn after whom the mineral was later named. Governor of the Cape of Good Hope and an avid mineral collector, Prehn is believed to have been the first person to have imported prehnite to Europe. It was named after him in 1788 three years after he died. Prehnite is believed to be the first mineral to have been named after a person.