BirtHstones

Ruby!!!

• Color: Simply red
• Hardness: 9
• Transparency: Varied...
• Uses: Jewelry
• Fact: People confuse red spinel for ruby
• Location: Many places in Asia and Africa

More Ruby!!!

• How formed: Chromic oxide seeps into corundum
• Value: About 50$-10,000$
• July Birthstone

Garnet

• Color: Basically rainbow. (almost any color)
• Hardness: 6.5-8.5
• Transparency: Translucent
• Fact: There is a type of Garnet that can change color in different types of light
• Location: In many different parts of Asia
• How formed: Forms inside metamorphic and igneous rocks

more Garnet

• Luster: Glassy
• Uses: Jewelry
• Value: 100$-12,000$
• January Birthstone

My birthstone, Pearl!!

Pearl :)

• Color: VARIED.
• Transparency: Opaque.
• Luster: Pearly. ^_^ Get it!?!?
• Hardness: 2.5-4.5
• Fact: There are many different types of Pearls
• location: inside a mollusk, or, rarely, a scallop

more Pearl

• uses: jewelry
• how formed: the oyster uses a lot of nacre (stuff in its shell) on a grain of sand (Sedimentary)
• June Birthstone

PERidot

• Color: lime green, emerald green, and olive green
• Transparency: transparent
• Luster: Glassy
• Hardness:6.5-7
• Fact: Old Peridot will have milky inclusions
• Uses: Just jewelry

more PERidot

• value: 100$-500$
• location: in many Asian countries
• how formed: deep in Earth's mantle (Igneous)
• August Birthstone

Sapphire

• Color: Varied
• hardness: 9
• Transparency: Also varied
• luster: VARIED AGAIN
• fact: it has many different colors
• location: Asia and Africa
• uses: jewelry and figures

More Sapphire

• value:100$-2,000$
• how formed: magma cools then crystallizes and minerals give it its color, like Ruby (igneous)
• September Birthstone

emerald

• color: green
• hardness: 7.5-8
• price: 200$-900$
• luster: glassy
• transparency: translucent ;)
• location: Europe, Africa, and North Carolina
• uses: beads and jewelry

More emerald

• fact: it has many false names. 0_0
• how formed: as magma cools, liquid forms and crystallizes. Hmm... very familiar. (Igneous)
• May Birthstone

diamond

• color: clear or white
• hardness:10
• transparency: transparent
• luster: varied...
• fact: 6,420 degrees fahrenheit is its melting point

More diamond

• uses: rings and drill bits
• value: about 2,000$
• location: in kimberlite mostly in Africa, Australia, and Asia
• how formed: In igneous rock from major heat and pressure; takes about 2 billion years to be formed.
• April Birthstone

AMETHYST

• color: purple
• value: 100$-500$
• luster: vitreous
• hardness: 7
• fact: people thought Amethyst was the 'jewel of the gods'.
• transparency: varied

MORE AMETHYST

• location: in geodes
• how formed: scientists aren't really sure. They are found in metamorphic and igneous rock, and can even be found in sedimentary rocks sometimes.
• uses: jewelry
• February Birthstone

Bibliography

• minerals.net
• Wikipedia
• gemstone.org (International Colored Gemstone Association)

Any questions?

thank you

• Mrs. Daniels
• Mrs. Parker
• All my friends
• My precious, awesome cats