134

Clay Petrography

Provenience

Bajo before Orange Walk on east side of road from San Estevan

Soil suite

Lazaro Plain

Percentage of shrinkage before firing

.066

Percentage of shrinkage after firing

.066

Munsell color before firing

10YR 8/1

Munsell color after firing

10YR 7/2

Aplastic spacing

More than double

Aplastic shape

Subangular

Aplastic sorting

Moderate

B-Fabric

Crystallitic, mosaic

Aplastics in B-Fabric (below 0.05 mm)

Fossilized calcite, rounded calcite

Calcite (%)

10

Quartz (%)

7

Clay (%)

75

Other aplastics

Mudstone

Other aplastics (%)

3

Additional aplastics

Micrite

Additional aplastics (%)

3