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Quartz in Irish (Grianchloch): Meaning, Pronunciation, Usage

The Irish for quartz is grianchloch, a feminine noun (plural grianchlocha).
Updated October 2026Report a mistake

How to say “quartz” in Irish

Irish:
grianchloch
English:
quartz
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“GREE-un-khlukh”  /ˈɟɾʲiənˌxlˠɔx/
Various forms
Plural:
grianchlocha (quartzes)
Genitive singular:
grianchloiche, na grianchloiche (e.g. píosa grianchloiche, a piece of quartz)
Genitive plural:
grianchloch, na ngrianchloch (e.g. cruas na ngrianchloch, the hardness of the quartz stones)

What does “grianchloch” mean?

quartz
A hard, often clear or white mineral made of silica, common in rocks.Also: rock crystal, quartz stone.

“Grianchloch” with the article

The plural of quartz in Irish is grianchlocha. Here is grianchloch after the article (an t-alt), in the singular and the plural.

an ghrianchloch
the quartz
Lenition: g becomes gh after an (feminine noun)
na grianchlocha
the quartzes
Plural: no change after na

“Grianchloch” in a sentence: Irish examples

Common Irish sentences using grianchloch, the Irish word for quartz.

Is mianra crua í an ghrianchloch.
Quartz is a hard mineral.
Fuair mé grianchloch bhán ar an trá.
I found a white quartz stone on the beach.
Tá dath bán ar an ngrianchloch seo.
This quartz is white.
Bíonn grianchlocha le feiceáil sna sléibhte sin.
Quartz stones can be seen in those mountains.
Tá píosa grianchloiche ar m'fhuinneog.
There's a piece of quartz on my windowsill.
Úsáidtear grianchloch i gcloig agus in uaireadóirí.
Quartz is used in clocks and watches.
Tá go leor grianchloiche sa charraig seo.
There's a lot of quartz in this rock.

Other nouns in Irish

More everyday Irish nouns to learn next.

Quartz in Irish: frequently asked questions

What is the Irish for quartz?

The Irish for quartz is grianchloch (pronounced “GREE-un-khlukh”). It’s a feminine noun and the plural is grianchlocha.

How do you pronounce grianchloch in Irish?

Grianchloch is said like “GREE-un-khlukh” (IPA /ˈɟɾʲiənˌxlˠɔx/).

What is the plural of quartz in Irish?

The plural of grianchloch is grianchlocha; with the article, na grianchlocha means “the quartzes”. The genitive plural is grianchloch, as in cruas na ngrianchloch (the hardness of the quartz stones).

Why does grianchloch change to ghrianchloch or ngrianchloch?

Irish changes the start of some words after certain words. After mo (my) grianchloch becomes mo ghrianchloch (lenition), and after ár (our) or i (in) it becomes ár ngrianchloch (eclipsis).

Where does the word 'grianchloch' come from?

It is a compound of 'grian' (sun) and 'cloch' (stone), literally 'sun stone', from the way quartz glitters in sunlight.

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