México - 8 Reales 1888 San Luis Potosi

Country: Mexico, 2nd Republic - 
Period: Federal Republic (1823-1905)
Mint: San Luis Potosi (Pi) 
Mintage: 2,438,000
Type: Standard circulation coin
Year: 1888 (1824-1897) 
Value: 8 Reales
Metal: Silver (.903)
Weight: 27.12 g
Diameter: 38.9 mm
Thickness: 2.7 mm
Grade: AU58
Orientation: Coin alignment ↑↓
Demonetized: yes
References: KM# 377.12

Obverse:
National arms; eagle with snake in beak. Standing on a cactus growing out of a rock in the middle of a lake. With legend at top and oak and laurel wreath at bottom.

Lettering: REPUBLICA MEXICANA

Translation: Mexican Republic.

Reverse:
Radiant liberty cap. Denomination, value, Mint, date, assayer's initials and fineness at bottom.

Lettering:
LIBERTAD
8R.Pi 1888.M.R.10Ds.20Gs.

Translation: Liberty, 8 Reales, San Luis Potosi, 1888, M.R. 0.902777

Edge:
Decorated.

Mints:
Ce → Casa de Moneda de Culiacán, Mexico (1846-1905)
CE → Casa de Moneda de Culiacán, Mexico (1846-1905)
Cn → Casa de Moneda de Culiacán, Mexico (1846-1905)
G → Casa de Moneda de Guanajuato, Mexico (1810-1905)
Go → Casa de Moneda de Guanajuato, Mexico (1810-1905)
Mo → Casa de Moneda de México, Mexico, Mexico (1535-date)
Zs → Casa de Moneda de Zacatecas, Mexico (1812-1905)

Comments:
On reverse it shows the legend "10 Ds • 20 Gs" (10 Dineros 20 Granos); it is a specification of silver fineness used on colonial times.
Pure silver was 12 Dineros, and each Dinero was fractioned on 24 Granos, so 10Ds+20Gs= 10/12 + 20/288 = 83.333% + 6.925% = 90.27% = Silver 903.

NOTE: many different varieties in mintmarks
.   = Alamos (No mint)
.1  = Real de Catorce (Ce)
.2  = Chihuahua (Ca)
.3  = Culiacan (Ce, Cn)
.4  = Durango (Do)
.5  = Estado de Mexico (EoMo)
.6  = Guadalajara (Ga)
.7  = Guadalupe y Calvo (GC)
.8  = Guanajuato (G, Go)
.9  = Hermosillo (Ho)
.10 = Mexico City (Mo)
.11 = Oaxaca (O, Oa)
.12 = San Luis Potosi (Pi)
.13 = Zacatecas (Zs)

Reference : KM# 377.12

Source : https://www.ngccoin.com/price-guide/worl...

Collection : Mexico