Sussexite

From Wikipedia, the free encyclopedia
Jump to: navigation, search
Sussexite
Sussexite.jpg
Sussexite from Mine Hill, New Jersey
General
Category Nesoborates
Formula
(repeating unit)
MnBO2(OH)
Strunz classification 06.BA.15

Sussexite is a manganese borate mineral MnBO2(OH). Crystals are monoclinic prismatic and typically fibrous in occurrence. Colour is white, pink, yellowish white with a pearly lustre. It has a Mohs hardness of 3 and a specific gravity of 3.12.[1]

It is named after the Franklin Mining District in Sussex County, New Jersey, USA where it was first discovered in 1868.

Sussexite also occurs in France, Italy, Namibia, North Korea, South Africa, Switzerland, and the US states of Michigan, New Jersey, Utah and Virginia.

References[edit]

  1. ^ http://webmineral.com/data/Sussexite.shtml Webmineral data

External links[edit]