AM-2012-10008-A · Quartz, var. citrinearchived
physical & structuralrev. 2
| designation | Quartz, var. citrine |
|---|---|
| chemical formula | SiO₂ |
| classification | Tectosilicate / Quartz group |
| crystal system | Trigonal |
| mohs hardness | 7 |
| density (g/cm³) | 2.65 |
| colour | Smoky-yellow |
| type locality | Rio Marina, Elba, Italy |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 264, 696, 1084
notessubmitter remarks + registry
Submitter cited the type locality. Specimen retained for reference; no chain-of-custody documentation available beyond the submission packet.