Ask-a-Geologist #22: What are some common household items made of rocks and minerals?

e received a great question from one of our customers about the usefulness of rocks. Teddy wrote:

What are some common household items made of rocks and minerals?

In this video answer, we talk about several types of rocks and minerals and their common uses. There are probably some you know and maybe a few you do not. We talk about one you probably use everyday and one you may even eat. Take a look at the video and see how many of these you know.

The Geometry of Minerals: How Some Crystals Form Unique and Beautiful Mathematical Shapes

There are many, many different crystal shapes in the world. In fact, there are too many to list in a simple blog post! Determining the shapes of different minerals can help you uncover their identity.

It’s Time to Register for Rock Detectives Camp 2018!

March has arrived and it is time to register your kids for summer camps. If you live in the Mount Pleasant / Charleston, South Carolina, area or plan to visit this June, I would love to have you join us for Rock Detectives Camp. The camp will be held at the Park West Recreation Building in Mount Pleasant, South Carolina, on June 19 through 23, 2017 from 1:00 pm until 4:00 pm. Come join us for a full week of geology fun!

10 Essential Specimens for Every Awesome Mineral Collection

Minerals are the building blocks of every rock in our world. Some minerals are so common that they form all over the world and others are so rare that you can only find them in a few places on Earth. We’ve compiled a list of our top 10 favorite samples for every mineral collection. Whether you collect for fun or teach science classes or homeschool your children, this list is a must.

Use Rock Walks to Connect with Your Kids and Science

Looking for some fun time with the kids away from the television, phones and video games?

Try a “Rock Walk!”

What You Need to Know About Minerals & Gemstones

Minerals are unique chemical substances which are homogeneous (the same) throughout the specimen. Minerals can be found as single crystals or clusters of many crystals. Rocks are a group of minerals that are found together.

Geology is all around you!

Whether you know a lot about geology or just a little, you probably know that the Earth’s crust and the material below it are made up of rocks and minerals. There are hundreds of varieties of rocks and minerals and each one has its own unique history from the time it was formed to the time someone finds a specimen and adds it to their collection

Ask-a-Geologist #15: What notes do I take when I find rocks and minerals?

Ellie wrote to us and asked what notes she should take when she finds rocks and minerals. Geologists use fancy notebooks with waterproof paper but a simple notebook and pen will work just fine. Watch this video to find out what notes to take and how to organize your notebook for your collection.

Help! I Have to Teach Rock and Mineral Identification and I’m Not a Geologist!

Have you ever had this thought? “Help! I have to teach rock and mineral identification and I’m not a geologist.” Identifying rocks and minerals is difficult. Even the most experienced geologists are stumped sometimes (often when an elementary student hands you a random rock they found on the playground and want to know what it is on the spot!). Minerals can have many colors and shapes while rocks sometimes just look alike.

Ask-A-Geologist Question: How to determine mineral hardness with the Mohs scale

Question: Based on Mohs hardness scale an unknown mineral scratched Apatite. It also scratches a steel knife blade but it cannot scratch quartz. What is the mineral’s hardness?