Devonian - Precambrian Z Appleton Ridge Formation (MEDZar;0)

State	Maine
Name	Devonian - Precambrian Z Appleton Ridge Formation
Geologic age	Devonian - Precambrian Z
Lithologic constituents	Major Metamorphic > Schist (Greenschist, Amphibolite epidote-amphibolite)Protolith - Pelite; AA - Low rank amphibolite facies; AB - Medium rank amphibolite facies; AC - High rank amphibolite facies; E - Epidote-amphibolite facies; GS - Greenschist facies. Minor Metamorphic > Metasedimentary > Metaclastic > Phyllite (Greenschist, Amphibolite epidote-amphibolite)Protolith - Pelite; AA - Low rank amphibolite facies; AB - Medium rank amphibolite facies; AC - High rank amphibolite facies; E - Epidote-amphibolite facies; GS - Greenschist facies.
Comments	GS - Greenschist facies; Protolith W - mafic to felsic volcanic rocks
References	Osberg, P.H., Hussey, A.M., and Boone, G.M., 1985, Bedrock geologic map of Maine: Maine Geological Survey, Dept. of Conserv., scale 1:500,000. Stewart, D.B., and Tucker, R.G., 1998, Geology of northern Penobscot Bay, Maine: U.S. Geological Survey Miscellaneous Investigations Series Map, I-2551. https://pubs.er.usgs.gov/publication/i2551 Bickel, C.E., 1976, Stratigraphy of the Belfast quadrangle, Maine, IN Page, L.R., ed., Contributions to the stratigraphy of New England: Geological Society of America Memoir, 148, p. 108-110. US Geological Survey, 2005, National Geologic Map Database, Geologic Names Lexicon "GEOLEX", http://ngmdb.usgs.gov/Geolex/.
NGMDB product	NGMDB product page for 16547
Counties	Hancock - Knox - Lincoln - Waldo

State

Name

Devonian - Precambrian Z Appleton Ridge Formation

Geologic age

Devonian - Precambrian Z

Lithologic constituents

Major

Metamorphic > Schist (Greenschist, Amphibolite epidote-amphibolite)Protolith - Pelite; AA - Low rank amphibolite facies; AB - Medium rank amphibolite facies; AC - High rank amphibolite facies; E - Epidote-amphibolite facies; GS - Greenschist facies.

Minor

Metamorphic > Metasedimentary > Metaclastic > Phyllite (Greenschist, Amphibolite epidote-amphibolite)Protolith - Pelite; AA - Low rank amphibolite facies; AB - Medium rank amphibolite facies; AC - High rank amphibolite facies; E - Epidote-amphibolite facies; GS - Greenschist facies.

Comments

GS - Greenschist facies; Protolith W - mafic to felsic volcanic rocks

References

Osberg, P.H., Hussey, A.M., and Boone, G.M., 1985, Bedrock geologic map of Maine: Maine Geological Survey, Dept. of Conserv., scale 1:500,000.

Stewart, D.B., and Tucker, R.G., 1998, Geology of northern Penobscot Bay, Maine: U.S. Geological Survey Miscellaneous Investigations Series Map, I-2551.

https://pubs.er.usgs.gov/publication/i2551

Bickel, C.E., 1976, Stratigraphy of the Belfast quadrangle, Maine, IN Page, L.R., ed., Contributions to the stratigraphy of New England: Geological Society of America Memoir, 148, p. 108-110.

US Geological Survey, 2005, National Geologic Map Database, Geologic Names Lexicon "GEOLEX", http://ngmdb.usgs.gov/Geolex/.

NGMDB product

NGMDB product page for 16547

Counties

Hancock - Knox - Lincoln - Waldo