AM-2014-10002-A · Gypsumarchived
physical & structuralrev. 1
| designation | Gypsum |
|---|---|
| chemical formula | CaSO₄·2H₂O |
| classification | Sulfate |
| crystal system | Monoclinic |
| mohs hardness | 1.5 – 2 |
| density (g/cm³) | 2.34 |
| colour | Milky white |
| type locality | Lascari, Sicily, Italy |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 414, 491, 618, 670, 1009, 1134
notessubmitter remarks + registry
Donated as part of a private estate; no individual provenance retained.