Taxco Modernist Brooch Earrings Sterling Silver Black Onyx Large Floral Pin 925

Mexican Sterling Silver Brooch & Earrings Taxco black onyx and sterling silver brooch and drop earrings. The earrings are for pierced ears. Modernist set is hallmarked 925 and also have a maker's mark. The earrings TC-130 and the brooch is tough to read but maybe TB-03?? Excellent, pre-owned condition: Small amount of tarnish/discoloration. Size: 2 1/4"w X 2"h (brooch) / 1/2"w X 1 1/2"h (earrings)