蘇打石

{{Infobox mineral
| name = 苏打石
| category = 碳酸盐矿物
| boxwidth =
| boxbgcolor =
| image = Nahcolite-20212.jpg
| imagesize =
| alt =
| caption = 来自加利福尼亚的苏打石（尺寸：9.5 x 8 x 4 cm）
| formula = NaHCO3
| IMAsymbol = Nah
| molweight =
| strunz = 5.AA.15
| dana = 13.01.01.01
| system = 单斜
| class = 棱柱形 (2/m)
（H-M记号相同）
| symmetry = P21/n
| unit cell = a = 7.47, b = 9.68
c = 3.48 [Å]; β = 93.38°; Z = 4
| color =
| colour = 白色至无色，可能为灰色至棕色
| habit = 细长晶体、纤维块、易碎的多孔聚集体
| twinning = 常见[101]
| cleavage = {101}完美，{111}良好，{100}清晰
| fracture = 贝壳状
| tenacity = 脆
| mohs = 2.5
| lustre = 玻璃光泽到树脂光泽
| streak = 白色
| diaphaneity = 透明到半透明
| gravity = 2.21
| density =
| polish =
| opticalprop = 双轴(-)
| refractive = nα = 1.377 nβ = 1.503 nγ = 1.583
| birefringence = δ = 0.206
| pleochroism =
| 2V =
| dispersion =
| extinction =
| length fast/slow =
| fluorescence= 短UV=蓝白色到乳黄色，长UV=乳黄色
| absorption =
| melt =
| fusibility =
| diagnostic =
| solubility = 可溶于水
| other =
| alteration =
| references = 它的英文名称是指组成它的元素：Na、H、C和O。它以温泉和咸水湖沉淀或风化的形式出现；在分异的碱性地块中；在作为子矿物相的流体包裹体和蒸发岩沉积物中。
它与天然碱、水碱石、无水芒硝、石盐、斜碳钠钙石、碳钠矾、氯碳钠镁石和硼砂一起出现。

参考资料