Hematite is not magnetic unless it has a bit of magnetite in it.Hemalyke is magnetic.
@ Any Jewelry Which legislation would that be? The Indian arts and crafts acts? https://www.doi.gov/iacb/indian-arts-and-crafts-act-1935...
Mexican onyx is a "trade" name for the mineral travertine,it is not onyx.Agate and onyx is chalcedony a quartz mineral.
Sounds like a "mystery" clasp ... https://www.stuller.com/browse/findings/clasps/pearl-bead-clasps/single-strand/mystery-clasp
20 minute video of the brooch being made,repossee,chasing etc. If you don't have time to watch the complete vid just skip ahead. [MEDIA]
Could be a Fred Harvey era piece,no way of knowing who or when it was made. https://www.antiqueamericanindianart.com/fred-harvey-jewelry.html
Native American Alpha Pi Omega Sorority
Iron stained/dyed Mexican onyx/travertine.
The US Navy in the past had every piece of brass stripped of lacquer and hand cleaned/polished by hand.
If you look at the photo with the engraved letters,you will see bright "brass" and dark areas from scratches and wear.
The letter marks were made by a stamping tool,but they used their hands for holding thee tools.
The top of the tube below the eyepiece and the band with engraving appear to have plating wear.
@ Shangas Would they actually plate the brass in that time period?
There were rings made from gold also,but Vargas was the name I remembered. The ring also appears to have been sized smaller at some point and part...
Any font can be replicated,there are many sources.
@ coreya There was a company that made enameled rings with that type of patterns ........
Usually malachite has distinct color lines which I don't see in the photos,maybe it looks different in person.
Rene Blache silversmith 1771-1820 unfortunately my silver reference book does not have a photo or line drawing of his maker's mark.
Painting of someone's husband/boyfriend?
Hard to tell if it is real opal,it may be dragon’s breath opal(glass). Look like the ring is plated copper.
Separate names with a comma.