Where it forms, where it's found
49recorded occurrences
Physical
- Hardness
- 1Talc
- 2Gypsum
- 3Calcite
- 4Fluorite
- 5Apatite
- 6Orthoclase
- 7Quartz
- 8Topaz
- 9Corundum
- 10Diamond
- Transparency
- Transparent
- Colour
- White to pale blue
- Density
- 1.75 g/cm³
Optical
- Optical type
- Biaxial (-) · 2V measured = 52° · 2V calc = 82°
- Refractive index
- 1.43 – 1.485
- Principal indices
- nα 1.43 · nβ 1.452 · nγ 1.485
- Dispersion
- none
Δ = 0Δmax
PPLpleochroism per grain
XPLindependent extinctions · rotate the stage
PPLpleochroism only · colour blends on rotation
XPLinterference colour · extinct every 90°
Retardation550 nm
Order1st order
XPL colour
Crystallography
- Space group
- #10
- Cell parameters
- a = 19.92(16) Å · b = 9.27(3) Å · c = 8.304(13) Å
- Cell angles
- β = 98.79(19) °
- Ratio a:b:c
- 1 : 0.465 : 0.417
- Z
- 4
Chemical composition
Synonyms
- Alumotrichit
- Alumotrichita
- Alumotrichite
- Kaliniet
- Kalinischer Alumsulphat
- Potash Alum
- Potassalumite
In other languages
- French
- kalinite
- German
- Kalinit
- Spanish
- calinita · kalinita
- Italian
- kalinite
Classification
Strunz
10th ed.7.CC.15
- 7SulfatesClass
- 7.CSulfates (selenates, etc.) without additional anions, with H2ODivision
- 7.CCWith medium-sized and large cationsGroup
- 7.CC.15KaliniteSpecies
Dana
8th ed.29.05.04.02
- 29Hydrated Acid and Normal SulfatesClass
- 29.05AB(XO4)2·xH2OType
- 29.05.04— unnamed intermediate level —Group
- 29.05.04.02KaliniteSpecies
CIM
—25.6.16
- 25SulphatesClass
- 25.6Sulphates of Al and TlGroup
- 25.6.16KaliniteSpecies
Literature, links & citation
Citations
- 1868Dana, James D., Brush, George Jarvis (1868) A System of Mineralogy (5th ed.). p.882
- 1875Weisbach, Albin (1875) Synopsis mineralogical, systematische Übersicht des Mineralreiches. 78 pp., Freiberg: 9.
- 1931Winchell, A. (1931) The Microscopic Characters of Artificial Inorganic Solid Substances or Artificial Minerals. Second edition, 403 pp., New York and London.: 259 (as Potassalumite).
- 1951Palache, Charles; Berman, Harry; Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.
- 2005(2005) Kalinite. Handbook of Mineralogy. Mineralogical Society of America
Cite this entry
@misc{mineral2026,
author = {Mineral Index editorial board},
title = {Kalinite — Mineral Index},
year = {2026},
url = {https://mineralindex.org/minerals/kalinite-2137},
note = {Accessed 2026-05-11}
}