Images
Formula: K2ZnTi4(Si4O12)2(OH)4.6-8H2O
Cyclosilicate (ring silicate), labuntsovite group
Crystal System: Monoclinic
Specific gravity: 2.78 to 2.87 measured, 2.98 calculated
Hardness: 5
Streak: White
Colour: Pink, pinkish-brown, grey, white
Environments
Pegmatites
Hydrothermal environments
Localities
At the Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia, kuzmenkoite-(Zn) occurs as a hydrothermal
product in
a pegmatite as rough crystals up to 3 × 0.5 × 0.3 mm in size. Associated
minerals include natrolite, microcline,
albite, aegirine,
nepheline, arfvedsonite,
sodalite, eudialyte,
beryllite and elpidite
(AM.88.932).
At the Kedykverpakhk Mountain, Lovozersky District, Murmansk Oblast, Russia, kuzmenkoite-(Zn) occurs as a hydrothermal
product
in a pegmatite and forms
pseudomorphs after murmanite. Associated
minerals include natrolite, microcline,
albite, aegirine,
nepheline, arfvedsonite,
sodalite, eudialyte and
lorenzenite
(AM.88.932).
At the type locality, the Lepkhe-Nel'm Mt, Seidozero Lake, Lovozersky District, Murmansk Oblast, Russia, kuzmenkoite-(Zn)
occurs as a hydrothermal product in a pegmatite as coarse prismatic
crystals up to 0.5× 7 mm. Associated minerals include microcline,
aegirine, nepheline,
magnesio-arfvedsonite,
eudialyte,
lorenzenite, lamprophyllite and
catapleiite
(AM.88.932).
Back to Minerals