Explore Feldspar through 10+ example sentences from English, with an explanation of the meaning and related words like felspar or spar. Ideal for language learners, writers and word enthusiasts.
Feldspar meaning
Any of a large group of rock-forming aluminosilicate minerals containing potassium, sodium, or calcium that, together, make up about 60% of the Earth's outer crust.
Using Feldspar
- The main meaning on this page is: Any of a large group of rock-forming aluminosilicate minerals containing potassium, sodium, or calcium that, together, make up about 60% of the Earth's outer crust.
- Useful related words include: felspar, spar.
- In the example corpus, feldspar often appears in combinations such as: alkali feldspar, quartz feldspar, of feldspar.
Context around Feldspar
- Average sentence length in these examples: 18.5 words
- Position in the sentence: 7 start, 9 middle, 4 end
- Sentence types: 20 statements, 0 questions, 0 exclamations
Corpus analysis for Feldspar
- In this selection, "feldspar" usually appears in the middle of the sentence. The average example has 18.5 words, and this corpus slice is mostly made up of statements.
- Around the word, alkali, potassium, plagioclase, due, compositions and alteration stand out and add context to how "feldspar" is used.
- Recognizable usage signals include 65 alkali feldspar by volume and and alkali feldspar. That gives this page its own corpus information beyond isolated example sentences.
- By corpus frequency, "feldspar" sits close to words such as aar, aarons and abdulla, which helps place it inside the broader word index.
Example types with feldspar
The same corpus examples are grouped by length and sentence type, making it easier to see the contexts in which the word appears:
Albite is considered both a plagioclase and alkali feldspar. (9 words)
Feldspar Amethyst Galleries, Inc. Retrieved on February 8, 2008. (9 words)
Feldspar phenocrysts typically are labradorite to andesine in composition. (9 words)
Feldspar’s next-generation modular sports flooring and tracking software solution will integrate patent-pending technologies and state-of-the-art materials into the track design, enabling a novel and unprecedented way of energy return and conversion*. (37 words)
Hole 93CVS-11 was reported to have encountered promising indications including a 230 m interval with intense sericite and potassium feldspar alteration and quartz-bornite-chalcocite stockwork veining. (28 words)
Drilling intersected K-feldspar pegmatitic dykes cutting predominantly through the granite but are also present, albeit less prevalently, in the mafic metavolcanic host rock adjacent to the batholith. (28 words)
Example sentences (20)
It is a type of potassium feldspar, also known as K-feldspar.
Perthite is a typical texture in alkali feldspar, due to exsolution of contrasting alkali feldspar compositions during cooling of an intermediate composition.
The lower the percentage of silica and alkali's, the greater is the prevalence of plagioclase feldspar as contracted with soda or potash feldspar.
Hole 93CVS-11 was reported to have encountered promising indications including a 230 m interval with intense sericite and potassium feldspar alteration and quartz-bornite-chalcocite stockwork veining.
Late-stage aplite, quartz feldspar porphyry and mafic dikes also occur with the mineralized zones and in outcrop.
Drilling intersected K-feldspar pegmatitic dykes cutting predominantly through the granite but are also present, albeit less prevalently, in the mafic metavolcanic host rock adjacent to the batholith.
Feldspar’s next-generation modular sports flooring and tracking software solution will integrate patent-pending technologies and state-of-the-art materials into the track design, enabling a novel and unprecedented way of energy return and conversion*.
The sampling will include the collection of K-feldspar samples to be screened by using a potable XRF (“pXRF”).
These new samples include lighter particles such as glass and feldspar, which were not present in samples from earlier missions.
Albite is considered both a plagioclase and alkali feldspar.
Below is a description of the different types of feldspar.
By definition, granite is an igneous rock with at least 20% quartz and up to 65% alkali feldspar by volume.
Colours will usually be tan or yellow (from a blend of the clear quartz with the dark amber feldspar content of the sand).
Composition of syenites The feldspar component of syenite is predominantly alkaline in character (usually orthoclase ).
Feldspar (Amazonite) Perthite is either microcline or orthoclase with thin lamellae of exsolved albite.
Feldspar Amethyst Galleries, Inc. Retrieved on February 8, 2008.
Feldspar can be divided into two smaller subdivisions: alkali feldspars and plagioclase feldspars.
Feldspar phenocrysts typically are labradorite to andesine in composition.
For example, the hydrolysis of orthoclase-feldspar transforms it to acid silicate clay and basic potassium hydroxide, both of which are more soluble.
Gneisses also, as a rule, contain more feldspar than schists do, and are tougher and less fissile.
Common combinations with feldspar
These word pairs occur most frequently in English texts: