Raquel Rabinovich (March 30, 1929 – January 5, 2025) was an Argentinian-American artist known for monochromatic paintings and drawings, large-scale glass sculpture environments, and site-specific installations.
Biography on her website: https://www.raquelrabinovich.com/biography

Untitled by Raquel Rabinovich
1983 / Lithograph / 28 1/3″x21 1/4″ / Banco de la República, Colombia

Raquel Rabinovich on Abstraction in Action: http://abstractioninaction.com/artists/raquel-rabinovich/#

Further reading:
https://hutchinsonmodern.com/artists/32-raquel-rabinovich/
https://www.pkf-imagecollection.org/artist/Raquel_Rabinovich/works/6553
https://worldliteraturetoday.org/2015/november/rivers-letters-rivers-mud-reflections-raquel-rabinovich-marjorie-agosin