 | 1818 - 638 páginas
...of Philipstown, on the Hudson river ; and, still following the direction of the stratification, that the same ore occupies a bed nearly of the same thickness at Ringwood, Mount Pleasant, and Suckusamiy, in New Jersey; losing itself, as it approaches the end of the primitive ridge, near Black-water... | |
 | American Philosophical Society - 1809 - 532 páginas
...occupies a bed of nearly the same thickness at Ringwood, MountPleasant, and Suckasunny, in New-Jersey, losing itself as it approaches the end of the primitive ridge, near Blackwater, — a range of nearly 300 miles. Instances of the same occur in the transition and secondary rocks ; as the Blue ridge from... | |
 | DAVID WILLISON - 1818 - 572 páginas
...of Philipstown, on the Hudson river; and, still following the direction of the stratification, that the same ore occupies a bed nearly of the same thickness...Blackwater — a range of nearly three hundred miles. This immense deposite of iron ore is contained in gneiss, and is accompanied by garnet, epidote, .and... | |
 | 1819 - 552 páginas
...of Philipstown on the Hudson river; and, still following the direction of the stratification, that the same ore occupies a bed nearly of the same thickness...Blackwater — a range of nearly three hundred miles. This immense deposite of iron ore is contained in gneiss, and is accompanied by garnet, epidote, and... | |
 | 1819 - 578 páginas
...of Philipstown on the Hudson river; and, still following the direction of the stratification, that the same ore occupies a bed nearly of the same thickness...Blackwater — a range of nearly three hundred miles. This immense deposite of iron ore is contained in gneiss, and is accompanied by garnet, epidote, and... | |
 | 528 páginas
...the same ore occupies a bed nearly of the same thickness at Ringwood, Mount Pleasant and Suckasunny in New Jersey, losing itself as it approaches the...of the same, occur in the transition and secondary _i rocks ; as the Blue Ridge, from the Hudson river to the Dan river, consists of rocks of much the... | |
 | 900 páginas
...occupies a bed of nearly the same thickness at Ringwood, MountPleasant, and Suckasunny, in New-Jersey, losing itself as it approaches the end of the primitive ridge, near Blackwater, — a range of nearly 300 miles. Instances of the same occur in the transition and secondary rocks; as the Blue ridge from... | |
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... magnetic iron ore, from eight to twelve feet thick, wrought in Franconia, near the White Hills, New Hampshire; that there is a similar bed in the direction of the stratification, six miles north-east of Philipstown on the Hudson river; and, still... 