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1 Gray and white mixture with black spots

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1 Gray and white mixture with black spots

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1 Igneous rock; Most famous sculpture stands seven feet tall and was created in 1750 BC

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1 Igneous rock; Most famous sculpture stands seven feet tall and was created in 1750 BC

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2 Calcite is a common form of CaCO3,aka chemical calcium carbonate. Calcite in the Mohs hardness scale is 3

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2 Calcite is a common form of CaCO3,aka chemical calcium carbonate. Calcite in the Mohs hardness scale is 3

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3 Pure Fluorite is colorless; it glows in UV light

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3 Pure Fluorite is colorless; it glows in UV light

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4  sedimentary rock; Jasper is used in inexpensive jewelry.

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4  sedimentary rock; Jasper is used in inexpensive jewelry.

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5 Igneous rock; abundant rock on the moon

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5 Igneous rock; abundant rock on the moon

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6 Slate can easily be broken into neat, thin sheet.

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6 Slate can easily be broken into neat, thin sheet.

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7 Fossiliferous Limestone  can be found in shallow ends of marine water. Fossiliferous Limestone turns into the metamorphic rock marble when divided into large amounts of pressure and heat.

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7 Fossiliferous Limestone  can be found in shallow ends of marine water. Fossiliferous Limestone turns into the metamorphic rock marble when divided into large amounts of pressure and heat.

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8 comes from the Greek word "malakee"; called " eye stones"; popular with Romans and Greeks; believed to cure various stomach ailments; is a "protection stone"; stone of travel 

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8 comes from the Greek word "malakee"; called " eye stones"; popular with Romans and Greeks; believed to cure various stomach ailments; is a "protection stone"; stone of travel 

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9 obsidian is an igneous rock that cools so quickly that crystals cannot form.

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9 obsidian is an igneous rock that cools so quickly that crystals cannot form.

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10 Pumice is a volcanic rock and light enough to float in water

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10 Pumice is a volcanic rock and light enough to float in water

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12 petrified wood is a fossil. the word comes petro, meaning rock.

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12 petrified wood is a fossil. the word comes petro, meaning rock.

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13 ranges from 5 to 6 on the Mohs hardness scale; called the " hope stone"; stone of courage to the Egyptians; belief says to be originated from the Amazonian river; inspires confidence and hope

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13 ranges from 5 to 6 on the Mohs hardness scale; called the " hope stone"; stone of courage to the Egyptians; belief says to be originated from the Amazonian river; inspires confidence and hope

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14 flint is sedimentary rock, and when rubbed with steel or another piece of flint ,it can make a spark

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14 flint is sedimentary rock, and when rubbed with steel or another piece of flint ,it can make a spark

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15 will transform into clay depending on weather; has a perfect cleavage

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15 will transform into clay depending on weather; has a perfect cleavage