This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Augit . Mineral augite chemical composition Ca Mg Fe SiO from collection of National Museum Prague originally from Czech Republic Minerl augit ze sbrek Nrodnho muzea pvodem ech own Karelj Augite Geological and mineralogical Exhibition NM Prague Minerals of the Czech Republic
Page 2023 Free-images.com. All images are Public Domain