Tn̂g-chio̍h

Tn̂g-chio̍h chit khoán khòng-bu̍t ê chú-iàu sêng-hūn sī ko͘-á ke-sng-iâm (罟仔珪酸鹽). Chia̍p-khòaⁿ ê tn̂g-chio̍h, in ê sêng-hūn ē-sái ēng saⁿ chióng toan-sêng-hūn lâi piáu-ta̍t:

• chiàⁿ-tn̂g-chio̍h (正長石) toan-sêng-hūn KAlSi₃O₈
• chô-tn̂g-chio̍h (曹長石) toan-sêng-hūn NaAlSi₃O₈^[5]
• hoe-tn̂g-chio̍h (灰長石) toan-sêng-hūn CaAl₂Si₂O₈^[5]

Chiàⁿ-tn̂g-chio̍h kap chô-tn̂g-chio̍h tiong-kan ê kò͘-thé iông-ek kiò-chò kiⁿ-tn̂g-chio̍h (鹼長石). Chiàⁿ-tn̂g-chio̍h kap chô-tn̂g-chio̍h tiong-kan ê kò͘-thé iông-ek kiò-chò chhiâ-tn̂g-chio̍h (斜長石)^[5]. Chiàⁿ-tn̂g-chio̍h kap hoe-tn̂g-chio̍h kan-taⁿ ē-tàng sio-lām chò iú-hān ê kò͘-thé iông-ek, bē chiâⁿ-chò khòng-bu̍t; occurs between K-feldspar and anorthite, and in the two other solid solutions, immiscibility occurs at temperatures common in the crust of the Earth. Albite is considered both a plagioclase and alkali feldspar.

Kiⁿ-tn̂g-chio̍h

Kiⁿ-tn̂g-chio̍h ū nn̄g chióng: chi̍t chióng pau-koat ka-lí, koh kap nā-tú-lih, a-lú-mih, ia̍h ke-sò͘ ê cho͘-ha̍p; lēng-gōa chi̍t chióng sī kā ka-lí ōaⁿ-chò barium.

• orthoclase (monoclinic) KAlSi
  3O
  8
• sanidine (monoclinic) (K,Na)AlSi
  3O
  8
• microcline (triclinic) KAlSi
  3O
  8
• anorthoclase (triclinic) (Na,K)AlSi
  3O
  8

Ammonium tn̂g-chio̍h

Buddingtonite sī chi̍t chióng ammonium tn̂g-chio̍h, hòa-ha̍k-sek sī NH₄AlSi₃O₈.

Barium tn̂g-chio̍h

Barium tn̂g-chio̍h lóng sī toaⁿ-chhoa̍h ê cheng-thé, ū pau-koat

• celsian BaAl
  2Si
  2O
  8^[6]
• hyalophane (K,Ba)(Al,Si)
  4O
  8^[7]

Chhoa̍h-tn̂g-chio̍h

Chhoa̍h-tn̂g-chio̍h sī saⁿ-chhoa̍h ê cheng-thé. Chhoa̍h-tn̂g-chio̍h ū hē-lia̍t (hoe-tn̂g-chio̍h ê phă-siàn-tò͘ siá tī leh goe̍h-bâi-tiám lāi):

• chô-tn̂g-chio̍h (0 ~ 10) NaAlSi
  3O
  8
• oligoclase (10 ~ 30) (Na,Ca)(Al,Si)AlSi
  2O
  8
• andesine (30 ~ 50) NaAlSi3O8 – CaAl2Si2O8
• labradorite (50 ~ 70) (Ca,Na)Al(Al,Si)Si
  2O
  8
• bytownite (70 ~ 90) (NaSi,CaAl)AlSi
  2O
  8
• hoe-tn̂g-chio̍h (90 ~ 100) CaAl
  2Si
  2O
  8

Tn̂g-chio̍h sī chéng-thé kiat-kò͘ ê ki-pún tan-ūi sī “a-lú-mih ke-sng-iâm sì-bīn-thé” (Hàn-jī: a-lú-mih 珪酸鹽四面體; Eng-gí: aluminosilicate tetrahedra). Ta̍k-ê sì-bīn-thé ê cho͘-sêng lóng sī án-ne: tiong-ng ū chi̍t ê a-lú-mih ia̍h-sī ke-sò͘ lī-chú, piⁿ-·á hō͘ sì ê sng-sò͘ lī-chú ûi-·khí-lâi. Ta̍k-ê sng-sò͘ lī-chú iū-koh chiap-tio̍h kè-piah ê sì-bīn-thé, chiâⁿ-chò chi̍t ê sam-chhù-goân ê bāng-lō͘. A-lú-mih ke-sng-iâm sì-bīn-thé tī tn̂g-chio̍h lāi-té ê kiat-kò͘ sī tn̂g tiâu liān-á, chhit-oai-poeh-choāi, ná-chhiūⁿ khū-lán-khuh liān-á.

• 
  Tn̂g-chio̍h kiat-kò͘ ê chi̍t pō͘-hūn, khòaⁿ-·khí-lâi chhin-chhiūⁿ khū-lán-khuh liān-á.
• 
  Iân c te̍k khòaⁿ tn̂g-chio̍h cheng-thé kiat-kò͘
• 
  Iân a te̍k khòaⁿ tn̂g-chio̍h cheng-thé kiat-kò͘
• 
  c

Eng-gí miâ feldspar sī tùi Tek-gí Feldspat lâi--ê, che sī Feld (chhân) and Spat (phiáⁿ [鉼]) ha̍p--khí-lâi ê ha̍p-sêng-sû. Spat ê “chiok gâu li̍h--khui pìⁿ chi̍t phiáⁿ ê chio̍h-thâu”; Feldspat chit-ê sû sī 18 sè-kí chiah khai-sí ū khah te̍k-pia̍t ê ì-sù, khó-lêng sī in-ūi lâng chin chia̍p hō͘ lâng tiàm chhân--lí ê chio̍h-thâu téng-koân chhōe--tio̍h (Urban Brückmann, 1783); lēng-gōa chi̍t ê kóng-hoat sī kóng, i tī hoa-kong-gâm ia̍h-sī kî-thaⁿ gâm-chio̍h lāi-té chiâⁿ-chò chi̍t phìⁿ, kaⁿ-ná “chhân” kāng-khoán (René-Just Haüy, 1804).^[8]

• 
  Specimen of rare plumbian (lead-rich) feldspar
• 
  Perched on crystallized, white feldspar is an upright 4 cm aquamarine crystal
• 
  Feldspar and moonstone, from Sonora, Mexico
• 
  Schorl crystal on a cluster of euhedral feldspar crystals
• 
  First X-ray view of Martian soil—feldspar, pyroxenes, olivine revealed (Curiosity rover at "Rocknest", October 17, 2012).^[9]
• 
  Lunar ferrous anorthosite #60025 (plagioclase feldspar). Collected by Apollo 16 from the Lunar Highlands near Descartes Crater. This sample is currently on display at the National Museum of Natural History in Washington, D.C.