zwieselite, n.

zwieselite
http://www.oed.com/dictionary/zwieselite_n%3Ftab%3Dmeaning_and_use
First published 1921; not fully revised

# zwieselitenoun

## Earlier version

- zwieselite in OED Second Edition (1989)

## Factsheet

### What does the noun zwieselite mean?

There is one meaning in OED's entry for the noun zwieselite. See ‘Meaning & use’ for definition, usage, and quotation evidence.

#### Entry status

OED is undergoing a continuous programme of revision to modernize and improve definitions. This entry has not yet been fully revised.

### How is the noun zwieselite pronounced?

#### British English

/ˈtsviːzəlʌɪt/

### Where does the noun zwieselite come from?

Earliest known use

1860s

The earliest known use of the noun zwieselite is in the 1860s.

OED's only evidence for zwieselite is from 1861, in a glossary by Henry William Bristow, geologist.

zwieselite is a borrowing from German.

Etymons: German zwiselit.

### Nearby entries

1. zurlite, n. 1826–
2. zurna, n. 1870–
3. zurr, n. 1803–
4. zussmanite, n. 1965–
5. zut, int. 1915–
6. zuur-veldt, n. 1785–
7. zuz, n. 1688–
8. zwanziger, n. 1828–
9. Zweig, n. 1973–
10. zwieback, n. 1894–
11. zwieselite, n.1861–
12. Zwinglian, n. & adj. 1532–
13. Zwinglianism, n. 1581–
14. Zwinglianist, n. 1673–1759
15. zwischenzug, n. 1941–
16. zwitterion, n. 1906–
17. zwitterionic, adj. 1946–
18. Zydeco, n. 1949–
19. zygadite, n. 1861–
20. zygaena, n. 1717–
21. zygaenid, n. & adj. 1913–

## Etymology

### Summary

A borrowing from German.
Etymon: German zwiselit.
< German zwiselit (Breithaupt, 1841), < Zwiesel, Bavaria.

## Meaning & use

Mineralogy.

1. 1861–
   A clove-brown variety of triplite.
   1. 1861
      H. W. Bristow, Glossary of Mineralogy
   minerals
   1. hureaulite 1831–
      Hydrous phosphate of manganese and iron, occurring in minute red crystals; found at Hureaux near Limoges in France, and at Branchville in Connecticut.
   2. heterosite 1834–
      A phosphate of iron and manganese, differing from purpurite in containing more iron. Cf. triphylite, n.
   3. triplite 1850–
      A phosphate of iron and manganese (often containing fluorine), of a brown or blackish colour, with cleavage in three directions mutually at right…
   4. zwieselite 1861–
      A clove-brown variety of triplite.
   5. reddingite 1878–
      A mineral that forms an isomorphous series with phosphoferrite and occurs as pinkish, yellowish, or colourless translucent or transparent crystals.
   6. triploidite 1878–
      A hydrous phosphate of iron and manganese, allied to triplite, n.
   7. purpurite 1905–
      A mineral which is a phosphate of manganese and iron and occurs as red or purple crystals (sometimes altered to dark brown or black).
   8. stewartite 1912–
      A hydrous basic phosphate of manganese and ferric iron, MnFe2(PO4)2(OH)2.8H2O, found as pleochroic orange-yellow to colourless triclinic crystals.
   9. phosphoferrite 1921–
      A mineral consisting of a hydrated phosphate of iron (usually partly replaced by manganese), Fe3(PO4)2.3H2O, which occurs as pale green crystals…
   10. landesite 1930–
       A brown hydrated phosphate of manganese and ferric iron, occurring as an alteration product of reddingite at Berry Quarry, Poland, Maine, U.S.A.
   11. rockbridgeite 1949–
       An iron-containing mineral which occurs as dark green or black masses and crusts (turning brown in air owing to oxidation) in deposits of…
   12. wolfeite 1949–
       A basic phosphate of ferrous iron and bivalent manganese, (Fe²⁺,Mn²⁺)2(PO4)(OH), that occurs as transparent or translucent monoclinic crystals and…
   13. kryzhanovskite 1951–
       A greenish-brown hydrated basic phosphate of manganese and ferric iron, MnFe2(PO4)2(OH)2·H2O, found in Kazakhstan.
   14. strunzite 1958–
       A hydrated basic phosphate of manganese and iron, MnFe2(PO4)2(OH)2.8H2O, found as tiny yellow hair- or lath-like monoclinic crystals and produced…
   15. switzerite 1967–
       A hydrated phosphate of manganese and iron, (Mn, Fe)3(PO4)2.4H2O, found as pink to brown monoclinic crystals.
   View in Historical Thesaurus

## Pronunciation

### British English

/ˈtsviːzəlʌɪt/

####

##### Consonants

- ppea
- ttea
- kkey
- bbuy
- ddye
- ɡguy
- tʃchore
- dʒjay
- ffore
- θthaw
- ssore
- ʃshore
- vvee
- ðthee
- zzee
- ʒbeige
- xloch
- hhay
- llay
- ɬrhingyll
- rray
- wway
- jyore
- mmay
- nnay
- ŋsing

Some consonants can take the function of the vowel in unstressed syllables. Where necessary, a syllabic marker diacritic is used, hence /ˈpɛtl/ but /ˈpɛtl̩i/.

##### Vowels

- iːfleece
- ihappy
- ɪkit
- ɛdress
- atrap, bath
- ɑːstart, palm, bath
- ɒlot
- ɔːthought, force
- ʌstrut
- ʊfoot
- uːgoose
- əletter
- əːnurse
- ɪənear
- ɛːsquare
- ʊəcure
- eɪface
- ʌɪpride
- aʊmouth
- əʊgoat
- ɔɪvoice
- ãgratin
- ɒ̃salon
- ᵻ(/ɪ/-/ə/)
- ᵿ(/ʊ/-/ə/)

##### Other symbols

- The symbol ˈ at the beginning of a syllable indicates that that syllable is pronounced with primary stress.
- The symbol ˌ at the beginning of a syllable indicates that that syllable is pronounced with secondary stress.
- Round brackets ( ) in a transcription indicate that the symbol within the brackets is optional.

View the pronunciation model here.

## Forms

### Variant forms

Also zwiselite.

zwieselite, n. was first published in 1921; not fully revised.

zwieselite, n. was last modified in December 2024.