hebrew #1615 - גִּר gir (chalk)

Strong's Exhaustive Concordance

Perhaps from kuwr; lime (from being burned in a kiln) -- chalk(-stone).

see HEBREW kuwr

Englishman's Concordance

Brown-Driver-Briggs

Englishman's Concordance (References)

Strong's Hebrew: 1615. גִּר (gir) — 1 Occurrence

Isaiah 27:9
HEB:מִזְבֵּ֗חַ כְּאַבְנֵי־ גִר֙ מְנֻפָּצ֔וֹת לֹֽא־
NAS: like pulverized chalk stones;
KJV: of the altar as chalkstones that are beaten in sunder,
INT: the altar stones chalk pulverized will not

Isaiah 27:9
HEB:מִזְבֵּ֗חַ כְּאַבְנֵי־ גִר֙ מְנֻפָּצ֔וֹת לֹֽא־
NAS: like pulverized chalk stones;
KJV: of the altar as chalkstones that are beaten in sunder,
INT: the altar stones chalk pulverized will not