Title: Chinese Pottery
Medium: Pottery
Dimensions: Various sizes
Condition: Good condition

Description:
This collection of pottery spans multiple ancient Chinese cultures, showcasing the evolution of ceramic artistry from the Western Zhou Dynasty to earlier cultures:

1. Western Zhou Dynasty (1045-771 BC) Black Polished Porcelain Vase:
   Diameter: 10 cm, Height: 17 cm. A finely crafted black polished porcelain vase, characteristic of the Western Zhou period, known for its high-quality porcelain and elegant, minimalist design.

2. Xiba Culture (1900-1500 BC) Black Gray Square Pottery Vase:
   Size: 11 x 10 x 12.6 cm. This square pottery vase represents the Xiba culture, noted for its unique geometric shapes and dark, muted tones that reflect the culture's early advances in pottery techniques.

3. Erlitou Culture (2000-1500 BC) Black Polished Bronze Era Porcelain Vase:
   Height: 13.6 cm, Diameter: 11.5 cm. A black polished porcelain vase from the Erlitou culture, which is associated with the early Bronze Age. The smooth surface and sleek design reflect the advancements in ceramic and metalworking during this period.

Each piece is in good condition, offering a rare insight into the ceramic traditions of ancient China, with varied shapes, sizes, and finishes that highlight the craftsmanship and cultural significance of their respective eras.