Rocks collection

Printers tray displaying mini crystal collection

Rock Collection Drawer

Want to impress your friend with your rock knowledge? Here are 30 types of rocks that you ought to know to get you started.

Fascinating facts and photos featuring the most common beach stones found along Lake Michigan shorelines, as well as several unusual kinds; includes various types of basalt, septarian, limestone, granite, gabbro, diorite, gneiss, schist, sandstone, siltstone, mudstone, geodes, chalcedony and agate.

Sean Rice on Instagram: "A galaxy of stars in the palm of my hand. Found yesterday on the river foreshore; tiny crinoid segments or ossicles, pieces of a plant-like creature that lived around 190 million years ago in the Jurassic and still has living relatives in our oceans today #fossils #fossilhunting #crinoids #crinoid #jurrrassic #naturalhistory #nature #stars"

Some of the small rocks I found on Pebble Beach in Marathon. Such a wonderful variety. I can spend hours and hours on this beach.

Visit the post for more.