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 (ăp′līt′) also hap·lite (hăp′līt′)
A fine-grained, light-colored granitic rock consisting primarily of orthoclase and quartz.

[German Aplit, from Greek haplous, single; see haploid.]

ap·lit′ic (ă-plĭt′ĭk) adj.


(ˈæplaɪt) or


(Geological Science) a light-coloured fine-grained acid igneous rock with a sugary texture, consisting of quartz and feldspars
[C19: from German Aplit, from Greek haploos simple + -ite1]
aplitic, hapˈlitic adj


(ˈæp laɪt)

a fine-grained granite composed essentially of feldspar and quartz.
[1875–80; apl- (variant of haplo-) + -ite1]
ap•lit′ic (-ˈlɪt ɪk) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.aplite - light-colored and fine-grained granitic rock consisting chiefly of quartz and feldspars
igneous rock - rock formed by the solidification of molten magma
References in periodicals archive ?
said Thursday that its industrial and specialty products business has increased prices for the majority of its non-contracted silica sand, cool roof granule, aplite and specialty products used primarily in glass, foundry, paints, coatings, elastomers, roofing, chemical, recreation, building products and other applications.
Ore body III is distributed along structural fracture belt (F1) north to east, which belongs to ore body of iron, copper and gold under control of structural fracture belt and iron-oxide copper gold (IOCG) ore body, whose formation may be related to the intrusion of aplite and granite porphyry and activities of north-east fault.
Petrology, geochemistry, and geochronology of the granitic pegmatite and aplite dykes associated with the Clarence Stream gold deposit, southwestern New Brunswick.
The rocks are sparingly porphyritic and contain dykes and veins of microgranite, aplite and quartz; pegmatites are rare and simple.
In addition to the geochemical signature, widespread alteration is associated with small bodies of biotite granodiorite, quartz porphyry, and aplite are present throughout the property.
NYSE: SLCA), a producer of industrial minerals, including sand proppants, whole grain silica, ground silica, fine ground silica, calcined kaolin clay and aplite clay, has signed a stock purchase agreement to acquire all of the outstanding shares of Cadre Services Inc.
Mapping by previous explorers (GS1970/671 26709) located an extensive area of hydrothermal (sulphide) alteration associated with a NE trending aplite dyke.
This rock unit is characterised by grey foliated Biotite acid/Biotite Hornblende quartz feldspathic gneiss of tonalitic to granodioritic composition [12];Mafic to ultramafic component which outcrops as discontinuous boudinaged lenses or concordant sheet of amplibolites with minor amount of biotite-rich ultramafite; and Felsic component, a varied group comprised of pegmatite, aplite quartz-oligoclase veins, fine-grained granite gneiss, and porphyritic granite.
Aplite dikes are persistent, white and present thicknesses of up to 10 m.
It is an extremely hard, fine-grained, white aplite stone.
1) consists of five granite types: wiborgite, pyterlite, even-grained granite, porphyry aplite, and porphyritic granite, of which wiborgite is the most common granite type (see also Simonen 1987) (Fig.
Near Asbestos, he recognized that the peridotite, chromite-beating dunite, pyroxenite, gabbro, diabase, porphyrite, hornblende granite, and aplite are all parts of a thick sill.