Crushed Yellow and Black Bumblebee Jasper Sand from Indonesia, Medium Sand (0.25mm-2mm)

Bumblebee "Jasper" is the trade name (technically not a real jasper) for this colorful, carbonate-rich rock that is only found in West Java, Indonesia. This vibrant rock is made of fibrous calcite with a distinctive yellow, orange, and black banding. The different colored bands are due to different mineral inclusions within the calcite's crystalline matrix. This material is relatively soft, with a Moh's hardness of 3.  Our medium material is considered to be sand sized (very coarse sand to fine sand), ranging between 2 millimeters to 0.25 millimeters. Please see the corresponding sediment size chart.  Mineral Properties Mohs’s Hardness: 3 Specific Gravity (g/cm3): 2.5 - 2.9 Luster: Waxy, Dull Color: Tan, Black, Orange-Yellow Origin: Java, Indonesia This product is not man-made, mixed with resin, dyed, or stabilized. Pictures are taken in full sun. Stone is wet in the 1st, 3rd, and 4th photos. Stone is dry in the 2nd photo. Size measurements are using the metric system (millimeters),