STATE GJ50LPGIST. Bfl 



It must be sonfessed thai in lithologieal characters, these 

 iot be distinguished from strata of the Marshall 

 Group; and tb led to the Napoleon Group simply 



• of their occurrence at a higher geological level 

 than the highest strata, (tho.se at Pt an Tain Sucre.) which 

 il Ch/mema. 

 little doubt that Bomeof the sands fore refer- 



occurring near the forks of the Cass river, ihould be 

 tion in this group, but it is impossible -with our 

 draw dividing li: 

 The next outcrop oi' these rocks is found at Napoleon, in 

 nnty, where they are quarried ever au area 



ction ol' about T5 feet The rock is for 

 the n. l grayii >r, inclining to bull*. The beds 



are generally oi sufficient thickness and perfection to ai 

 either jing or building. The full ►wing is the stratifica- 



tion: 



\ S buff and bluie i ansparent 



and colored grains of quartz, thick bedded, 40 ft. 



yellowish, thick bedded, 4 ft. 



ne. thick bedded, pale greenish, 20 ft. 



1. B iff, composed of minute rounded 

 ilored quartz pretty firmly cemented with 

 a very perceptible quantity of white calcareous mat- 

 ter, 11 ft. 



higher beds are worked on tbe grounds into excellent 

 window Bills and water-tables, which sell for 28 cents per linear 

 foot. 1 ii •• line floated and moulded stone Steps and 



I ing for o7 1 cts. b square foot The rough 



i perch at the quarries, or 50 cents a perch vi 1G00 



The char., freight arc two cents a 



hundn in, four cents to A drain, ten cents to Monroe, 



The quarries at this place furnished the Cut stone for the new 



tool building in Monroe, slso for t ho City Ball at that 



place, and th- 4 Union School BoUSS at Teeumsen. A tine StOTf 

 of th with smooth front, has been erected at Hill-dale. 



-erne are sufficiently clean and sharp to 



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