albitic

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al·bite

 (ăl′bīt)
n.
A colorless to white variety of feldspar that is classified both as plagioclase feldspar and alkali feldspar, contains a high proportion of sodium to calcium and potassium and is a common constituent of igneous, metamorphic, and sedimentary rocks.
[Latin albus, white; see albho- in Indo-European roots + -ite.]
al·bit′ic (-bĭt′ĭk), al·bit′i·cal (-ĭ-kəl) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.albitic - of or related to albite feldspar
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References in periodicals archive
The body is occupied by petrographically uniform granite composed of perthite, albitic plagioclase, quartz, and small quantities of biotite, opaque oxide and titanite.
Geology and petrography of the Nagar Parkar Igneous Complex, southeastern Sindh: the Wadhrai body
The metamorphic mineral assemblage in most of the pelitic rocks consists of chlorite, muscovite, biotite, and albitic plagioclase whereas in the Whycocomagh Mountain area the grade is higher and garnet and andalusite are present.
Field relations, age, and tectonic setting of metamorphic and plutonic rocks in the Creignish Hills--North Mountain area, southwestern Cape Breton Island, Nova Scotia, Canada
The plagioclase has oligoclase nuclei and albitic rims.
Polygonal cracking associated to vertical and subvertical fracture surfaces in granite (La Pedriza del Manzanares, Spain): considerations for a morphological classification
Some of the crystals contain inclusions of very fine-grained tourmaline or euhedral, green-blue apatite, and some are veined by free-grained, equigranular apatite that is indicative of albitic replacement (Breaks, 1989).
Emerald and aquamarine mineralization in Canada
The best milarite specimens were collected in the northern margin of the quarry, inside the entrance to the main edit, on the left side, in vugs in an albitic zone several meters in length.
The Jaguaracu pegmatite
The basement shows brittle deformation and low-grade metamorphic overprint that resulted in development of epidote chlorite albitic plagioclase and actinolite before the emplacement of the granitoids.
Geology and petrography of the Nagar Parkar igneous complex southeastern Sindh: the Dinsi body
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