--- product_id: 224151877 title: "FIREBOOMOON 2lb Rough Black Obsidian Crystal Rocks for Tumbling Knapping" brand: "fireboomoon" price: "R$431" currency: BRL in_stock: true category: "Fireboomoon" url: https://www.desertcart.com.br/products/224151877-fireboomoon-2lb-rough-black-obsidian-crystal-rocks-for-tumbling-knapping store_origin: BR region: Brazil --- # 2 lb premium volcanic glass Naturally sharp conchoidal edges 1.18-2.2 in versatile raw pieces FIREBOOMOON 2lb Rough Black Obsidian Crystal Rocks for Tumbling Knapping **Brand:** fireboomoon **Price:** R$431 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your craft with FIREBOOMOON’s raw volcanic edge! ## Quick Answers - **What is this?** FIREBOOMOON 2lb Rough Black Obsidian Crystal Rocks for Tumbling Knapping by fireboomoon - **How much does it cost?** R$431 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/224151877-fireboomoon-2lb-rough-black-obsidian-crystal-rocks-for-tumbling-knapping) ## Best For - fireboomoon enthusiasts ## Why This Product - Trusted fireboomoon brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Glossy Reveal:** Simply rinse off dust to unveil a sleek, glassy surface that commands attention. - • **Authentic & Untreated:** 100% natural volcanic glass with no dyes or treatments, ensuring genuine quality and energy. - • **Precision-Ready Edges:** Naturally sharp fractures ideal for expert knapping and arrowhead crafting. - • **Raw Power in Every Piece:** 2 pounds of authentic jet-black obsidian, perfect for creative and spiritual projects. - • **Versatile Crafting Potential:** Perfect for tumbling, wire wrapping, resin inlay, and altar décor—your creative toolkit expanded. ## Overview FIREBOOMOON offers a 2 lb lot of rough black obsidian crystal rocks, sized 1.18-2.2 inches, featuring naturally sharp edges and a glossy finish once cleaned. Ideal for tumbling, knapping, and various artistic or spiritual uses, these untreated volcanic glass pieces deliver authentic jet-black beauty and versatile crafting potential. ## Description desertcart.com: FIREBOOMOON 2lb Rough Black Obsidian Crystal Rocks for Tumbling Knapping | Volcanic Glass 1.18-2.2In, Unpolished Sharp Edge, Soak Off Dust, Mohs 5-5.5, Wire Wrap Specimens Reiki Decor : Health & Household ## Features - Pack Weight: 2 lb (950 g) lot of rough black obsidian in irregular pieces 1.18-2.2 in (3-5.5 cm); volcanic glass formed from magma, opaque jet black with possible sheen on fracture faces - Raw State And Care: Stones arrive with thin dust coating; rinse in cool water and pat dry to reveal glossy surface; edges are naturally sharp, handle with gloves during knapping or tumbling - For Tumbling And Knapping: Start with 60-grit silicon carbide for tumble polish; sharp conchoidal fractures make it suited for flint-knapping practice, arrowhead blanks and cabochon preforms - Uses: Specimen collection, wire wrapping, resin inlay, vase filler, altar decor and meditation spaces; 2 lb yields dozens of palm pieces or 5-6 larger display chunks - Color And Authenticity: Natural obsidian is opaque black, not painted or dyed; slight translucency on thin edges is normal; if a piece shows cobalt blue sheen it is still obsidian variant, not sodalite ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08B3D44VH | | ASIN | B08B3D44VH | | Best Sellers Rank | #118,949 in Health & Household ( See Top 100 in Health & Household ) #312 in Healing Crystals | | Brand Name | FIREBOOMOON | | Clasp Type | Round clasp | | Customer Reviews | 4.5 4.5 out of 5 stars (553) | | Date First Available | June 12, 2020 | | Department | unisex-adult | | Item Weight | 1 kg | | Manufacturer | Fireboomoon | | Manufacturer | Fireboomoon | | Package Dimensions | 7.52 x 5.2 x 3.31 inches; 2.2 pounds | | Primary Stone Gem Type | Obsidian | | Stone Clarity | I1-I3 | | Stone Color | Black | | Stone Treatment Method | Untreated | | Stone Weight | 2834.94 carats | | Total Diamond Weight | 2 pounds | | Total Gem Weight | 2 pounds | | UPC | 630282632462 | | Unit Count | 2 Pounds | ## Images ![FIREBOOMOON 2lb Rough Black Obsidian Crystal Rocks for Tumbling Knapping - Image 1](https://m.media-amazon.com/images/I/61aGf9aCeWL.jpg) ## Questions & Answers **Q: Is the obsidian real? Authentic 100%?** A: Yes it's real obsidian. Very nice pieces. **Q: number of pieces in 950 g?** A: Love the size **Q: About how many pieces are in the 2 pounds of obsidian?** A: 21 **Q: Where is this obsidian sourced from? Thanks!** A: The bag had a label on it, product of China. ## Frequently Bought Together - FIREBOOMOON 2lb/950g Rough Natural Black Obsidian Stones Raw Gemstone Crystal Rock for Cabbing,Tumbling,Cutting,Polishing,Lapidary,Wire Wrapping,Healing Reiki,Jewelry Making,Home Decoration(Black) - FIREBOOMOON 2lb/950g Rough Natural Clear Quartz Stone Raw Stone Gemstone Crystal Rock for Cabbing,Tumbling,Cutting,Polishing,Lapidary,Wire Wrapping,Healing Reiki,Jewelry Making,Decoration(White) - FIREBOOMOON 2lb/950g Rough Natural Rose Quartz Crystal Raw Stone Gemstone Crystal Rock for Cabbing,Tumbling,Cutting,Polishing,Lapidary,Wire Wrapping,Healing Reiki,Jewelry Making,Home Decoration(Pink) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.br/products/224151877-fireboomoon-2lb-rough-black-obsidian-crystal-rocks-for-tumbling-knapping](https://www.desertcart.com.br/products/224151877-fireboomoon-2lb-rough-black-obsidian-crystal-rocks-for-tumbling-knapping) --- *Product available on Desertcart Brazil* *Store origin: BR* *Last updated: 2026-10-31*