Stilbite is the name of a series of tectosilicate minerals of the zeolite group. Prior to 1997, stilbite was recognized as a mineral species, but a reclassification in 1997 by the International Mineralogical Association changed it to a series name, with the mineral species being named:
via Wikipedia infobox
{{Infobox mineral | name = Stilbite | category = Tectosilicate minerals | group = Zeolite group, stilbite subgroup
| boxwidth = 24 | boxbgcolor = | image = Fluorapophyllite-Stilbite-Ca-indi-52b.jpg | imagesize = 260px | caption = | formula = Stilbite-Ca: NaCa4(Si27Al9)O72·28(H2O)Stilbite-Na: Na9(Si27Al9)O72·28(H2O) | IMAsymbol = Stb | molweight = Stilbite-Ca: 2,840 g/mol Stilbite-Na: 2,864 g/mol | strunz = 9.GE.10 (10 ed) 8/J.23-30 (8 ed) | dana = 77.1.4.3 | system = Monoclinic, also triclinic and orthorhombic | class = Prismatic (2/m) (same H-M symbol) | symmetry = C2/m (monoclinic) Amma (orthorhombic) | color = Usually colorless, white or pink | habit = Thin tabular, aggregates sheaf-like or in bow-ties, also fibrous and globular. | lattice = | twinning = Very common on {001} | cleavage = Perfect on {010} | fracture = Conchoidal or uneven | tenacity = Brittle | mohs = to 4 | luster = Vitreous, pearly on {010} | refractive = Nx = 1.479 to 1.492, Ny = 1.485 to 1.500, Nz = 1.489 to 1.505 Nx = 1.484 to 1.500, Ny = 1.492 to 1.507, Nz = 1.494 to 1.513 | opticalprop = Biaxial (−) | birefringence = | pleochroism = | streak = White | gravity = 2.12 to 2.22 | density = | melt = | fusibility = Easily fused by blowpipe (~1050 °C) to produce a white "enamel" | diagnostic = | solubility = Decomposes in HCl | diaphaneity = Transparent to translucent | other = | references =
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).