Henrietta Swan Leavitt Pint Glass Exhibition most of the world’s citrine

most of the world’s citrine is found in Brazil

yet fierce

while still keeping things fun

A “classic locality” in the mineral world

Amber is a very unique find for paleontologists when the resin contains inclusions

Henrietta Swan Leavitt Pint Glass Exhibition most of the world’s citrinePicture this: its 1893, and youre a woman working at the Harvard College Observatory. You have a fascination with the luminosity of Cepheid variable stars. The only issue is that youre a woman and its 1893, so you arent allowed to operate a telescope. This was the reality for Henrietta Swan Leavitt, but she didnt let her difficult situation get in the way of her studies. She looked at the plates of 1,777 variable stars, identified them, and measured