orientite
/ˌɔːrɪˈɛntʌɪt/ /ˌɒrɪˈɛntʌɪt/Mineralogy
noun
A mineral of the orthorhombic system consisting of a hydrated silicate of calcium and manganese and usually occurring as light brown or pink crystals.
Origin
1920s. From Oriente, the name of the province in Cuba where the mineral was first found + -ite.