砂さ石せき

Meanings

1

noun

sand and stone; pebble

Refers to small stones or a mixture of sand and stones; often used in contexts like construction materials or natural landscapes.

しゃせき

out-dated reading

砂利じゃり
砂利 refers to gravel or small stones used for paths or construction, while 砂石 is a broader term for sand and stone or pebbles.
小こ石いし
小石 specifically means a small stone or pebble, whereas 砂石 can also include sand.

Compound of 砂 (sand) and 石 (stone). The reading させき is standard; しゃせき is an obsolete reading.