This is the 6193rd most frequent Catalan word.
marga
"Marga" in Catalan refers to "marl," a soil or sedimentary rock composed of clay and calcium carbonate.
In this sentence, 'marga' is used as a noun referring to marl, a geological substance.
La marga és un tipus de roca sedimentària.
The marl is a type of sedimentary rock.
Here, 'marga' describes a color, specifically a hue resembling marl.
He comprat una camisa de color marga.
I bought a shirt of marl color.
In this context, 'marga' refers to a soil component, indicating its geological composition.