Цинвалдит: Разлика между версии

{{Infobox mineral|name=Zinnwaldite|mohs=3.5 - 4.0|diaphaneity=Transparent to translucent|solubility=|diagnostic=|fusibility=|melt=|density=|gravity=2.9 - 3.1|streak=White|2V=0 - 40°|pleochroism=Distinct, X = colorless to yellow-brown; Y = gray-brown; Z = colorless to gray-brown|birefringence=0.040 - 0.050|opticalprop=Biaxial (-)|refractive=nα = 1.565 - 1.625 nβ = 1.605 - 1.675 nγ = 1.605 - 1.675|luster=Pearly to vitreous|tenacity=Laminae °exible, elastic|category=Филосиликатен минерал|molweight=|boxwidth=|boxbgcolor=|image=Fluorapatite-Quartz-Topaz-gha5a.jpg|imagesize=260px|caption=Флуорапатит с топаз върху цинвалдит и кварц|formula=KLiFeAl(AlSi₃)O₁₀(OH,F)₂|system=[[Monoclinic]]|fracture=Uneven|class=Prismatic (2/m) <br/><small>(same [[H-M symbol]])</small>|unit cell=a = 5.29, b = 9.14 <br/>c = 10.09&nbsp;[Å]; β = 100.83°|color=сиво-кафяв, жълто-кафяв, бледо виолетов, тъмно зелен|habit=Well-formed short prismatic or tabular crystals, pseudohexagonal, in rosettes or fan-shaped groups; lamellar or scaly aggregates; disseminated.|twinning=On composition plane {001}, twin axis [310]|cleavage=Perfect basal {001}|references=<ref name=Handbook/><ref>[http://webmineral.com/data/Zinnwaldite.shtml Webmineral data]</ref><ref name=Mindat/>}}