Tremolite from Chester County, Pennsylvania, USA


USA
Pennsylvania Chester County East Marlboro Township Upland ⓘ Logan's Quarry	Mineralogy of Pennsylvania-1922 Samuel S. Gordon, pg. 169
Willowdale ⓘ Henry Pusey's quarry	Ron Slotto "Mines and Minerals of Chester County, Pennsylvania" (2009) pg. 37-38 Ron Slotto (2009) Mines and Minerals of Chester County, Pennsylvania 37-38 Gordon "Mineral Localities of Pennsylvania" (1922) pg. 169
Kennett Township ⓘ Kennett Square	Mineralogy of Pennsylvania - 1922, Samual S. Gordon, pg. 171
London Britain Township Landenberg ⓘ Nevin's Quarry	Dana 6: 1067.
Pennsbury Township ⓘ Mendenhall's Quarry	Mineralogy of Pennsylvania-1922 Samuel S. Gordon, pg. 174
Wallace Township Cornog ⓘ Keystone Trap Rock Quarry	The Mineralogy of Pennstlvania 1922-1965 A. Montgomery, pg. 45
Warwick Township Saint Peters ⓘ French Creek Mines	Mineralogical Record, 25(2),pp:105-120.
West Marlboro Township ⓘ Bailey's Quarry	The Minerology of Pennsylvania Samual Gordon, pgs. 189
ⓘ Doe Run Quarries	Mineralogy of Pennsylvania-1922 Samuel S. Gordon, pg. 180
Unionville ⓘ R. Baily's Quarry	Dana 6: 1067.
Westtown Township ⓘ Brinton's Quarry	Mineral collecting in Pennsylvania, 1965 - Lapham & Geyer, pg. 130

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