flos ferri

Related to flos ferri: Vaterite

flos ferri

(ˈflɒs ˈfɛrɪ)
n
(Geological Science) a variety of aragonite that is deposited from hot springs in the form of a white branching mass
[C18: from New Latin, literally: flower of iron]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
The mine has produced spectacular aragonite "flos ferri" specimens, large, transparent gypsum crystals with red inclusions, and colorful fluorite-stibiconite combinations.
The spectacular coralloidal flos ferri specimens are the "cash cows" of specimen mining at Dugupi-Maanshan.