Images
Formula: NaNaCa(Cu2+Fe3+)(AsO4)3
Anhydrous arsenate,
alluaudite group,
alluaudite supergroup
Crystal System: Monoclinic
Specific gravity: 4.060 calculated
Streak: Yellow
Colour: Honey-yellow
Luminescence: No fluorescence under UV
Environments
Hatertite is a relatively new mineral, approved in 2012 and to date (July 2024) reported only from the
type locality.
Localities
At the type locality, the Northern Breakthrough, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky
District, Kamchatka Krai, Russia, hatertite was found in a fumarole as individual, prismatic and tabular,
honey-yellow crystals up to 0.3 mm across
(EJM 25.4.683-691).
Associated minerals include ponomarevite,
piypite, dolerophanite,
euchlorine, sylvite,
lammerite, johillerite,
urusovite, bradaczekite,
filatovite, hematite and
tenorite
(HOM).
The gas temperature in the fumarole where the hatertite was found was 410 to 420oC
(Mindat).
Back to Minerals