Laumontite : CaAl2Si4O12·4H2O
Stilbite Subgroup : M6-7[Al8-9Si27-28O72]·nH2O
Photo added to mindat.org
“White, shiny, 'prismatic', monoclinic crystals of laumontite. All around, small tabular crystals of light orange 'stilbite'. Collection and photo of Gianfranco Ciccolini. Nikon D750, bellows, Luminar 40 mm.”
Gianfranco Ciccolini - 29th March 2018
Photo added to mindat.org
“White, shiny, 'prismatic', monoclinic crystals of laumontite. All around, small tabular crystals of light orange 'stilbite' on smoky quartz. Collection and photo of Gianfranco Ciccolini. Nikon D750, bellows, Luminar 40 mm.”
Gianfranco Ciccolini - 29th March 2018
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