AM-2026-00003-A · Talcarchived
physical & structuralrev. 1
| designation | Talc |
|---|---|
| chemical formula | Mg₃Si₄O₁₀(OH)₂ |
| classification | Phyllosilicate |
| crystal system | Monoclinic |
| mohs hardness | 1 |
| density (g/cm³) | 2.58 – 2.83 |
| colour | Pale green to white |
| type locality | Madagascar (provenance unspecified) |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 196, 361, 677
notessubmitter remarks + registry
Foliated masses with characteristic greasy lustre and pale green colouration. Submitted as part of a bulk consignment from Madagascar; provenance below country level not supplied.