The World of Gemstones

Gemstones are made naturally and by man. Some gemstones come in virtually every color of the rainbow, and some occur in very limited colors. Some are quite valuable, others not so much.

Jamie Foster: BA in Geology from Carleton College in Northfield, Minnesota.

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About PILLAR
PILLAR Institute for Lifelong Learning is a dynamic hub for curious minds seeking intellectual growth and meaningful community connections. Through an array of engaging programs, thought-provoking lectures, and enriching activities, PILLAR fosters a culture of continuous learning for adults of all ages. Our mission is to inspire lifelong learners by providing opportunities to explore diverse topics, cultivate critical thinking, and connect with others who share a passion for discovery. At PILLAR, learning is not just a pursuit—it's a way of life.
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