Lahore Complex - Mafic and ultramafic rocks (VAOlm;0)

State	Virginia
Name	Lahore Complex - Mafic and ultramafic rocks
Geologic age	Ordovician
Original map label	Olm
Comments	Western Piedmont, Northern From expanded explanation (ref. VA002): Mafic and ultramafic rocks. Composite mass that consists of partially serpentinized pyroxenite containing diopside rimmed by antigorite or by tremolite.
Primary rock type	metamorphic rock
Secondary rock type	pyroxenite
Other rock types
Lithologic constituents	Major Metamorphic > Metaigneous > Serpentinite Igneous > Plutonic > Ultramafic
Map references	Digital Representation of the 1993 Geologic Map of Virginia", 2003, CD ROM (ISO-9660) contains image file, expanded explanation in pdf, and ESRI shapefiles, viewing software not included. This is a digital version of "Geologic Map of Virginia" published in 1993. Available from: https://www.dmme.virginia.gov/commerce/ [https://www.dmme.virginia.gov/commerce/]
Unit references	Virginia Division of Mineral Resources, 1993, Geologic Map of Virginia: Virginia Division of Mineral Resources, scale 1:500,000 Digital Representation of the 1993 Geologic Map of Virginia - expanded explanation: 2003, Commonwealth of Virginia, Department of Mines, Minerals, and Energy, Divsion of Mineral Resources, Publication 147, 85 pp Digital Representation of the 1993 Geologic Map of Virginia", 2003, CD ROM (ISO-9660) contains image file, expanded explanation in pdf, and ESRI shapefiles, viewing software not included. This is a digital version of "Geologic Map of Virginia" published in 1993. Available from: https://www.dmme.virginia.gov/commerce/ [https://www.dmme.virginia.gov/commerce/]
Geographic coverage	Orange