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Lava Rock vs Mexican Beach Pebble

Side-by-side comparison of Lava Rock and Mexican Beach Pebble to help you choose the right gravel for your project.

Overview

Lava Rock

Lava rock is a lightweight, porous volcanic stone commonly used in landscaping. Its rough texture helps retain moisture while allowing airflow to plant roots.

Mexican Beach Pebble

Mexican beach pebbles are smooth, naturally tumbled stones commonly used in modern and decorative landscaping. They are prized for their uniform shape, rich color, and polished appearance.

Common Uses

Lava Rock

  • Landscaping
  • Garden beds
  • Decorative ground cover

Mexican Beach Pebble

  • Decorative landscaping
  • Garden beds
  • Planters
  • Water features

Pros & Cons

Lava Rock

  • + Very lightweight
  • + Excellent moisture retention
  • + Decorative appearance
  • Breaks down over time
  • Sharp edges
  • Can scatter easily

Mexican Beach Pebble

  • + Very attractive appearance
  • + Smooth texture
  • + Long-lasting
  • + Low dust
  • Expensive
  • Poor traction
  • Can shift easily

Cost Comparison

Measure Lava Rock Mexican Beach Pebble
Per ton $90 – $150 $120 – $200
Per cubic yard $110 – $180 $150 – $240

Sizes & Colors

Lava Rock

Typically 3/4"–1.5" sizes. Red or black.

Mexican Beach Pebble

Available in sizes from 1" to 3". Commonly black, charcoal, or dark gray.

Published February 11, 2026

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