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Mineral Specimen No. 73195:
Dravite-Uvite Tourmaline in Inwood Marble from Inwood Hill, New York City, Manhattan Island, New York County, New York.

This mineral specimen of Dravite-Uvite Tourmaline in Inwood Marble from Inwood Hill, New York City, Manhattan Island, New York County, New York is available for sale from John Betts - Fine Minerals, mineral dealer located in New York City, New York.Follow on Facebook

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Detailed information on mineral specimen No. 73195:

Minerals Species: Dravite-Uvite Tourmaline in Inwood Marble.
Location of mineral deposit: Inwood Hill, New York City, Manhattan Island, New York County, New York.
Description: Two small segments of lustrous brown dravite-uvite tourmaline crystals embedded in sugary gray Inwood Marble. These tourmaline crystals range from dravite (Na-rich) to uvite (Ca-rich), often within the same crystals and both species should be listed. From my personal collection; collected in 1997.

The tourmaline crystals formed first, then were fractured during metamophic deformation and the segments were frozen in the marble, often laid out in a chain sequence. For more information see the information for Dravite on this page of my article: Minerals of New york City - Page 3.


Overall size of mineral specimen: 3x2.5x1.5 cm.
Size of individual crystals: 3-4 mm
Price: $28 (plus shipping).

Mineral Specimens: Dravite-Uvite Tourmaline in Inwood Marble from Inwood Hill, New York City, Manhattan Island, New York County, New York

Mineral Specimens: Dravite-Uvite Tourmaline in Inwood Marble from Inwood Hill, New York City, Manhattan Island, New York County, New York

Mineral Specimens: Dravite-Uvite Tourmaline in Inwood Marble from Inwood Hill, New York City, Manhattan Island, New York County, New York

Thumbnail-sized Specimen

     


See more similar minerals:
Tourmalines

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New York & New Jersey, US


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