marco

1

In Spain, a unit of mass, by the standard of Castile about 230.07 grams. Different subdivisions were used for gold and silver

Slightly different values, and different subdivisions, were used in the provinces. In Aragon the marco de Castile = 8 onces = 32 quartos = 128 adarmes = 4096 granos, making each grano of Aragon = 1 1/8 grano of Castile.

2

In Mexico, 20^th century, a unit of mass, approximately 28.775 grams.

United Nations, 1966.

3

In Mexico, 16^th century, a unit of length used in measuring fields, = 2 7/8 varas.

Ward Barrett.
Jugerum and Caballeria in New Spain.
Agricultural History, vol. 53, no. 2 pages 423-437 (April 1979).

Mariano Galván Riviera, 1844. Excerpt in Spanish with English translation.

4

In Portugal, a unit of mass, = 8 onças, about 229.5 grams.

5

In the province of La Rioja, Argentina, ? – 19^th centuries, a unit of irrigation water flow, defined by defining the size of the hole through which water was allowed to flow, = 8 pulgadas by 4 pulgadas. Compare miner's inch.

In the province of Catamarca, a similar unit, the marco oficial, was 9 by 9 pulgadas.

Balbín, 1881.