Catalogues of Rocks and Minerals. 



265 



Art. X. — Several other Calalogms of Rods and Mlnerah 



presented to the American Geological Society 



T 



I. From Col. Gibbs. 



1 . Several magnificent specimens of the Granite of Ches- 

 terfield, with its tourmalins, red, green, blue, &;c. 



2. Do. with its various coloured nnica, straw, violet, red. 

 blue, &c. with imbedded tourmalins. 



3. Rose coloured mica detached, \evy beautiful, same 

 locality. 



4.* Brucite, crystallized in primitive limestone. Brucite 

 IS said now to be the same mineral that is called by Pro- 

 fessor Berzclius Chondrodit. 



5. Haddam granite, with large crystals of chrysoberyl 



imbedded — garnet in crystals of great size pervades the 

 hiass. 



6. Do. with imbedded beryl, 5 inches by 3. 



7. Do. do. 



do. 



do. 



inches by 1, with tourmalins. 



distinct and handsome, 4 



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II. From James Pierce, Esq. 



8. Gray sandstone, Catskill mountains, the round top 

 exhibits rocks of this character. 



9. Dogtooth spar, Schuyler's mine, New-Jersey. 



10. Argillaceous schist, found under greenstone, We- 

 hawk, New- Jersey. 



n. White graphite in limestone, from the western base 

 of the Highlands, Hamburg, New-Jersey. 



^2. Sulphate of iron, Morris County, New- Jersey, near 

 Oreen-pond. At this place copperas was manufactured 

 during the late war. 



13. Radiated asbestus, from rocks in place, situated in 

 Jpe primitive district adjacent to New- York — called tremo- 



I^te by Dr. Bruce. 



H. Tubepores, Cat?kill. 



15. Granite, with black mica, from the primitive region 

 ^ouv miles from New- York. 



* The analysis of this miaeral by Mr. Seybert will be fount! in this Num- 

 ^«r^it ia called by hira Marlunfp. ' 



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