GEMSTONES
Emeralds are usually this color.
What is green?
Melting old metal jewelry to make new jewelry is an example of this.
What is recycling?
Ancient people made jewelry from shells, rocks, and these animal parts.
What are bones/teeth?
This gemstone is very hard and often used in engagement rings.
What is a diamond?
This material is clear and can look like a real gem.
What is glass?
Kings and queens often wore jewelry to show this.
What is power/wealth?
This kind of gem is made by scientists in a lab instead of mined from the Earth.
What is a lab-grown gem?
This material does not rust easily and is often used in jewelry.
What is stainless steel?
This shiny yellow metal has been used in jewelry for thousands of years because it does not rust easily.
What is gold?
What is the Earth's crust?
This stretchy material is often used for kids' bracelets.
What is elastic?
Ancient trade routes helped spread jewelry materials like gold, gems, and these colorful decorative objects.
This process uses heat and pressure deep underground to help form some gems.
What is gem formation/the rock cycle?
Copper changes color over time because of this chemical process.
What is oxidation?
This ancient civilization is famous for jewelry with scarabs, gold, and turquoise.
What is Ancient Egypt?