Rock Identifier
Man-made Polished Porcelain Tile (Artificial Geologic Lookalike) (Fused Silicate Ceramic with Alumina (Synthetic Kaolinite derivative)) — Synthetic (Ceramic)
Synthetic (Ceramic)

Man-made Polished Porcelain Tile (Artificial Geologic Lookalike)

Fused Silicate Ceramic with Alumina (Synthetic Kaolinite derivative)

Hardness: 7-8 Mohs scale; Color: Cream/Off-white; Luster: Vitreous/Glossy; Structure: Amorphous and Microcrystalline; Cleavage: None (conchoidal fracture when broken)

Hardness
7-8 Mohs scale
Color
Cream/Off-white
Luster
Vitreous/Glossy
Identified More synthetic (ceramic)

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Physical properties

Hardness: 7-8 Mohs scale; Color: Cream/Off-white; Luster: Vitreous/Glossy; Structure: Amorphous and Microcrystalline; Cleavage: None (conchoidal fracture when broken)

Formation & geological history

Manufactured from baked clay (kaolin), feldspar, and silica fired at temperatures exceeding 2,200°F (1,200°C) to achieve vitrification.

Uses & applications

Commonly used in residential and commercial flooring, wall tiling, and countertops due to high durability and water resistance.

Geological facts

While this is a man-made material, it is engineered to mimic natural marble or limestone. Porcelain is denser and less porous than natural stone, making it more stain-resistant.

Field identification & locations

Identification in the field: Look for uniform repetition of surface patterns, clean-cut manufactured edges, and a lack of natural mineral veining on the cross-section. Commonly found in home improvement stores.