cebollite
noun
ce·bol·lite
(ˈ)sē¦bȯiˌ(y)īt,
ˈsebəˌlīt
plural -s
: a mineral H2Ca4Al2Si3O16 consisting of hydrous calcium aluminum silicate occurring in greenish to white fibrous aggregates (hardness 5, specific gravity 3)
Word History
Etymology
Cebolla Creek, Gunnison county, Colorado + English -ite