Skip to product information
1 of 6


Crushed Marine Blue Apatite (Grade A) from Brazil, Coarse Crush, Gravel Size, 4mm - 2mm

Crushed Marine Blue Apatite (Grade A) from Brazil, Coarse Crush, Gravel Size, 4mm - 2mm

Regular price $13.50 USD
Regular price Sale price $13.50 USD
Sale Sold out

Apatite is a calcium phosphate mineral that is naturally found in a variety of colors. This crushed apatite is from Brazil and has a beautiful, deep blue color. Apatite is a relatively soft mineral with a Moh's hardness of 5; therefore, it is a good pick for your woodworking projects. This crushed material is extremely clean and is premium quality apatite.

Our coarse material is considered to be pea-sized gravel, ranging between 4 millimeters to 2 millimeters. Please see the corresponding sediment size chart. 

Mineral Properties

  • Mohs’s Hardness: 5.0
  • Specific Gravity (g/cm3): 3.13-3.23
  • Luster: Vitreous
  • Color: Blue 
  • Origin: Brazil

This product is not man-made, mixed with resin, dyed, or stabilized. Pictures are taken in full sun and material is dry. Size measurements are using the metric system (millimeters), including the metric ruler (cm/mm) as shown in the product photos.


  • Free Domestic Shipping $50+
  • Fast and Easy Returns
  • Happiness Guaranteed
View full details
  • Shipping

    We offer free US shipping on any order over $50. Orders are typically shipped within one to two business days and spend 2-5 days in transit. This means your order should arrive at your doorstep within 4-6 business days -- and often less!

  • Returns

    We offer a hassle-free 30-day return policy. If you wish to return or exchange any product in your order, simply email, and we will help you process the request.


Begin a new daily practice with quality supplies that nourish your desire to create.