Фосфофибрит

Плотность (измеренная)	2.9
Радиоактивность (GRapi)	22.21
Происхождение названия	По содержанию фосфора в составе и характерной морфологии - fibrous habit.

Фосфофибрит (англ. PHOSPHOFIBRITE) - $(H_{2}O,K)_3.5_Fe^{3+}_{8}(PO_{4})_{6}(OH)_{7}*5H_{2}O$

Перевод на другие языки

Walenta, K. & Dunn, P.J. (1984): Phosphofibrit, ein neues Eisenphosphat aus der Grube Clara im mittleren Schwarzwald (BRD). Chem. Erde, 43, 11-16. (in German).
American Mineralogist (1984): 69: 1192.
Kolitsch, U. (1999): Evidence for the identity of meurigite and phosphofibrite by transmission electron microscopy and X-ray powder diffraction. European Journal of Mineralogy: 11, Beih. no.1, 132.
Kampf, A.R., J.J. Pluth, & Y. Chen (2007): The crystal structure of meurigite. American Mineralogist 92, 1518-1524.
A.R. Kampf and U. Kolitsch (2008): The relationship between phosphofibrite and meurigite. M&M6, 6th Intern. Conf. on Mineralogy & Museums, Colorado School of Mines, Golden, Colorado, USA, September 7-9, 2008; Program and Abstract Volume, 26.
A.R. Kampf, P.M. Adams, U. Kolitsch and I.M. Steele (2009): Meurigite-Na, a new species, and the relationship between phosphofibrite and meurigite. Am. Mineral. 94, 720-727.