San Carlos Agate Rough - Plate with Fortification and Moss oolite egg pattern This agate was well known

This agate was well known for its wildly interesting and unique moss

high-silica jasper

Here's a stunning slab of old stock mahogany obsidian from glass butte showing some great mahogany on black

producing different type of orb like pattern depending on the direction

This is approx 65 to 75 Million Years Old

San Carlos Agate Rough - Plate with Fortification and Moss oolite egg pattern This agate was well knownSan Carlos Agate Rough Fortification with Moss Mexican Plate This stunning San Carlos shows neat fortification alongside nice moss formations across the face. A nice plate form with substantial cutting area. It could pull several slabs for cabs from this solid Mexican piece. SPECIFICATIONS Material: Natural San Carlos Agate Dimensions: 85mm x 74mm x 43mm (Inches 3. 3" x 2. 9" x 1. 7") Weight: 389 grams (13. 7 oz) Rarity: Uncommon Origin: Near San