Tag: gneiss

thetruewizardkitty:

When the rock your studying has a hardness of 6.9

@minerva-is-a-robot

Izzie Uncategorized Leave a comment October 18, 2018 1 Minute

Subscribe Subscribed
- Izzie’s tumblr archive
- Already have a WordPress.com account? Log in now.

Design a site like this with WordPress.com