Olivine in lava stone--the San Carlos Reservation in AZ is known for its olivine deposits.
Poster of rock & minerals, showing classification. I NEED this for my room. That way I can dream about earths materials in my sleep.
Azurite from Namibia →GEOLOGY - I LIKE ROCKS ALOT suzanne From Mineralia
Pleuroceras spinatum Pliensbachian Haute-Saône France
FINE FOSSIL CRINOID PLAQUE Barycrinus rhombiferus Carboniferous, Mississippian epoch, Osagean stage Edwardsville Farm, Crawfordville, Mon...
The Science Penguin: Science Vocabulary Strategy: Acrostic
Load structures on turbidite sandstones, Crooklets, near Bude, Cornwall
Kilauea Volcano Eruption, Hawaii Volcanoes National Park, Big Island of Hawaii