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porphyry

 

Definitions from WordNet

Noun porphyry has 1 sense
  1. porphyry, porphyritic rock - any igneous rock with crystals embedded in a finer groundmass of minerals
    --1 is a kind of igneous rock
    --1 has substances: groundmass

Definitions from the Web

Porphyry

Porphyry is a hard rock consisting of large crystals embedded in a fine-grained groundmass. It is widely used as decorative stone for flooring, countertops, and sculptures.

Sense 1: Geology

Noun: A type of igneous rock containing large crystals, typically feldspar, embedded in a fine-grained matrix.

Example Sentence: The porphyry found in this region is known for its beautiful red and gold colors.

Sense 2: Art and Architecture

Noun: A type of lavish purple marble with large, distinctive colored crystals, often used in architectural and decorative elements.

Example Sentence: The ancient palace was adorned with porphyry columns that added grandeur to the interior.

Sense 3: Ancient Roman Usage

Noun: A title given to a high-ranking official in the ancient Roman government, usually second in authority after the emperor.

Example Sentence: The Emperor appointed Gaius as the new porphyry after the previous one retired.

Sense 4: Chemistry

Noun: A purplish-red color characteristic of certain compounds, such as the purple pigment obtained from mollusks.

Example Sentence: The alchemist mixed various ingredients to create a vibrant porphyry pigment for their artwork.

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