Where does “kalkhaltig” come from?

kalkhaltig (German) comes from German kalk, from Middle High German kalc, from Old High German calc, from Proto-Germanic *kalk, from Latin calx, from Ancient Greek χάλιξ — small stone, pebble; gravel, rubble.

kalkhaltig (German): chalky, limy, calcareous

Definitions

chalky, limy, calcareous

Ancestry of “kalkhaltig”, step by step

Step	Language	Word	Meaning
1	German	kalk	second-person singular imperative of kalken
2	Middle High German	kalc	—
3	Old High German	calc	—
4	Proto-Germanic	*kalk	—
5	Latin	calx	limestone; chalk; the finish line
6	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

Every word from Ancient Greek χάλιξ →Every word from Latin calx →Every word from Proto-Germanic *kalk →