- chemical formula
- CaSO₄·2H₂O
- density
- 2.32
- described by source
- Otto's encyclopedia, Explanatory Dictionary of the Living Great Russian Language, Second Edition, Small Brockhaus and Efron Encyclopedic Dictionary, Brockhaus and Efron Encyclopedic Dictionary, Brockhaus and Efron Encyclopedic Dictionary, Реальный словарь классических древностей по Любкеру, Slovník naučný, Encyclopædia Britannica 11th edition, The American Cyclopædia, The New Student's Reference Work, Pauly–Wissowa
- IMA Mineral Symbol
- Gp
- mass
- 172.2
- melting point
- 325, 262
- Mohs' hardness
- 2
- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 7.CD.40
- Nickel-Strunz 9th edition (updated 2009)
- 7.CD.40
- NIOSH Pocket Guide ID
- 0308
- solubility
- 0.2
- Strunz 8th edition (series ID, updated)
- VI/C.16
- time-weighted average exposure limit
- 5, 10, 15
- vapor pressure
- 0