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Agate

Agate. Agate can be fossilized living material. From Green River formation, Wyoming. Agatized coral, can be called “Petoskey stone”. Uses. ornaments such as pins, brooches, paper knives, inkstands, marbles and seals. mortars and pestles to crush and mix chemicals.

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Agate

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  1. Agate

  2. Agate can be fossilized living material From Green River formation, Wyoming Agatized coral, can be called “Petoskey stone”

  3. Uses • ornaments such as pins, brooches, paper knives, inkstands, marbles and seals. • mortars and pestles to crush and mix chemicals. • used for centuries for leather burnishing tools. • The sanctuary of a Presbyterian church in Yachats, Oregon, has six windows with panes made of agates collected from the local beaches • archaeological recovery at the Knossos site on Crete illustrates its role in Bronze Age Minoan culture. Church in Yachats Knossos

  4. Oregon SunstoneThe official state gemstone! Found in Harney County, Oregon and in eastern Lake County north of Plush

  5. Oregon’s state gemstone is a feldspar crystal that weathers out of certain lava flows in south-central Oregon.

  6. Uses • When a mineral or rock can be used for jewelry it is considered a gemstone • Oregon sunstone is a gemstone

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