Looks like opal.

Probably synthetic. I had a similar pair

Yup, I was able to find it! Thank you!

Looks like ammonite https://www.rocksandgemscanada.com/products/alberta-ammolite-stud-earrings-10?variant=39505786536007¤cy=CAD&utm_medium=product_sync&utm_source=google&utm_content=sag_organic&utm_campaign=sag_organic&gad_source=1&gclid=Cj0KCQjw3ZayBhDRARIsAPWzx8rUA_kTswx2meio5ywZOH3evBTj5ajZfjXABT030OehxQXMRV6zCQkaAr80EALw_wcB

Fire Agate

Fire opal

Thanks dawg, you're right!

[Nope](https://www.gemstones.com/gemopedia/fire-opal)