A sample of Damourite, a kind of muscovite, or potash mica, containing water. Dated 20th Century

- Image ID: H3WPBX
A sample of Damourite, a kind of muscovite, or potash mica, containing water. Dated 20th Century
World History Archive / Alamy Stock Photo
Image ID: H3WPBX
A sample of Damourite, a kind of muscovite, or potash mica, containing water. Dated 20th Century