DolomiteNew Enterprise Stone & Lime Co. Quarry, Roaring Spring, Taylor Township, Blair Co., Pennsylvania, USA
Photo: M.Heintzelman Latitude: 40°20'39"N
Longitude: 78°24'1"W
Uppermost Bellefont Formation, of overlying Loysburg Formation, Middle Ordovician. Medium-grey, fine grained dolomite to limy dolomite. Some clay-carbon insoluble residue; laminated.
References
Smith, Robert C., The Mineralogy of Pennsylvania, 1966-1975: 245, Table 30.
Mineral List
7 entries listed. 7 valid minerals.
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