Jaffeite is a hydrated

calcium silicate Calcium silicate can refer to several silicates of calcium including: *CaO·SiO2, wollastonite (CaSiO3) *2CaO·SiO2, larnite (Ca2SiO4) *3CaO·SiO2, alite or (Ca3SiO5) *3CaO·2SiO2, (Ca3Si2O7). This article focuses on Ca2SiO4, also known as calci ...

with the following chemical formula: {{chem, Ca, 6, Si, 2, O, 7, (OH), 6

Occurrence

The mineral was first found at the Kombat Mine in

Namibia Namibia, officially the Republic of Namibia, is a country on the west coast of Southern Africa. Its borders include the Atlantic Ocean to the west, Angola and Zambia to the north, Botswana to the east and South Africa to the south; in the no ...

. In 1989, the mineral was named after Prof. Howard W. Jaffe (1919–2002) of the

University of Massachusetts Amherst The University of Massachusetts Amherst (UMass Amherst) is a public land-grant research university in Amherst, Massachusetts, United States. It is the flagship campus of the University of Massachusetts system and was founded in 1863 as the ...

References

webmineral.com - Jaffeite

minsocam.org - Jaffeite

Handbook of Mineralogy - Jaffeite
Sorosilicates Trigonal minerals Minerals in space group 147