The map above, based on the most recent data from the U.S. Geological Survey, displays the world's major deposits, classified by the type of mineral as as well the deposit type—the rock ...

Use Google Maps for driving directions and location. Admission is free. Bruce Dice, a 1948 Calvin alumnus and geologist from Houston, Texas, was an avid rock and mineral collector for as long as he ...

The Science Education Center houses thousands of rock and mineral samples in what is known as "The Rock & Mineral Room." The entire collection can be viewed by clicking on each of the virtual drawers ...

Minerals are typically formed when molten rock, or magma, cools, or by separating out of mineral-rich water, such as that in underground caverns. In general, mineral particles are small ...

No bigger than a smartphone, this remarkable rock has layers that tell the story of the working lives and hardships of miners in the 1800s. A flawless blue topaz gemstone - the largest of its kind - ...

Petrology is the study of rocks - igneous, metamorphic, and sedimentary - and the processes that form and transform them. Mineralogy is the study of the chemistry, crystal structure and physical ...

WYOMING, Mich. — Gems and minerals are sought for their vibrant colors, rarity and, of course, their sparkle. But for Craig Thomas, chair of the Indian Mounds Rock and Mineral Club, gems are a ...