AM-2013-10005-A · Goethitewithdrawn This record has been withdrawn from active circulation. Historical metadata is retained for citation purposes only. Contact the registry before referencing this accession in new publications.
physical & structural rev. 3
designation Goethite chemical formula FeO(OH) classification Oxide-hydroxide crystal system Orthorhombic mohs hardness 5 – 5.5 density (g/cm³) 4.29 colour Botryoidal black-brown type locality Bancroft, Ontario, Canada
raman spectroscopy 532 nm · pass A
200 400 600 800 1000 1200 1400 Raman shift (cm⁻¹) intensity (arb.) 247 299 383 478 683 λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mm fig. 1 · raman.am-2013-10005-a.svg
reported peaks (cm⁻¹): 247, 299, 383, 478, 683
notes submitter remarks + registry
Crystals up to 15 mm on edge, with euhedral faces. On dolomite matrix.
provenance
accession AM-2013-10005-A submitted 2013-12-22 last modified 2015-12-22 submitter (hash) 11a07c record revision 3 status withdrawn proof-hash f77f35bd78e163bc2ef4f86f4dc5fd112c179daf46e4e2d2df9fc011aba86ad5 citation
anonymousmaterials.com (n.d.). Record AM-2013-10005-A: Goethite. Public catalogue accession. Retrieved from https://anonymousmaterials.com/sample/AM-2013-10005-A
files
filename size raman.am-2013-10005-a.svg 2.0 KB meta.am-2013-10005-a.json 637 B photo.am-2013-10005-a.jpg 78 KB
Photographic plate retained in the public mirror; full-resolution scan available on request.