bəˈvēˌnīt, -vā- noun
( -s )
Etymology: Italian, from Baveno, on Lake Maggiore, Italy + Italian -ite
: a mineral Ca 4 BeAl 2 Si 9 O 24 (OH) 2 consisting of a basic calcium beryllium aluminosilicate, belonging to the zeolite group, and occurring in radiated groups of white fibrous crystals (hardness 5.5, specific gravity 2.7)