English quartz

← Czech tvrdý (cognate)

← Old Church Slavonic тврьдъ (mention)

← German Quarz (mention)

← Middle High German quarz (mention)

← Middle High German twarc (mention)

← Polish twardy (cognate)

← Russian твёрдый (cognate)

← Proto-Slavic *tvьrdъ (mention)

→ English silicon (link)

→ English quartzite (suffix)

→ English quartzine (suffix)

→ English quartzing (suffix)

→ English quartzless (suffix)

→ English quartzy (suffix)

→ English quartzose (suffix)

→ English quartziferous (affix)

→ English quartzlike (suffix)

→ English quartzous (suffix)

→ English quartzoid (suffix)

→ English quartzofeldspathic (affix)

→ English microquartz (prefix)

→ Esperanto kvarco (mention)

→ Hindi क्वार्टज़ (borrowed)