svabite

{{Infobox mineral | image = Svabite, Caryopilite-762212.jpg | caption = | name = Svabite | category = | formula = | IMAsymbol = Sva | strunz = | system = | symmetry = | unit cell = | color = Colorless yellowish white, gray, grayish green, colorless to pale lilac in transmitted light | habit = As stout prismatic hexagonal crystals, often modified by several bipyramids, up to 5 mm; also massive | twinning = | cleavage = Indistinct on {1010} | fracture = Irregular/uneven | tenacity = Brittle | mohs = 4.0 – 5.0 | luster = | streak = | diaphaneity = | gravity = | density = 3.50 – 3.80 (g/cm3) | polish = | opticalprop = | refractive = 1.698 – 1.706 Uniaxial (−) | birefringence = | pleochroism = | 2V = | dispersion = | extinction = | length fast/slow = | fluorescence = | absorption = | melt = | fusibility = | diagnostic = | solubility = | impurities = | alteration = | other = Soluble in dilute acids | prop1 = | prop1text = | references = }} Svabite is an arsenate mineral. The mineral is rare and is also a member of the apatite group. It is isomorphous with apatite and mimetite.

It got its name in 1891 by Hjalmar Sjögren after Anton von Swab.