Boomerang Jack’s Lost Mines Slot: Comprehensive Data Analysis
Core Game Specifications
| Attribute | Value |
|---|---|
| Developer | Red Rake Gaming |
| Release Date | 22 December 2022 |
| Theme | Mining, Adventure, Australian wildlife |
| Layout | 5×3 (expands to 5×5) |
| Paylines | 25 (expands to 50) |
| Bet Range | 0.10–25 (currency units) |
| Core Mechanics | Three gem‑triggered free spins features, Reel expand to increase grid and paylines, Gem Coins instant wins and extra spins, Diamond Wins jackpots mini/minor/major/grand, Combined features when multiple gems land |
| Developer | Red Rake Gaming |
| Platform | HTML5, compatible with desktop and mobile |
Mathematical & Payout Model
Return to Player (RTP)
95.3%
Volatility
Medium - High
Hit Frequency
28.4%
Max Win Potential
4836x
Symbols & Paytable Hierarchy
| Tier | Symbol(s) | Function & Value |
|---|---|---|
| Low Tier | A, K, Q, J, 10 | Provides small, frequent wins to maintain gameplay. |
| Mid Tier | Koala, Kangaroo, Crocodile, Explorer | Thematic items offering moderate payouts. |
| High Tier | Mine Cart (gold) | Highest paying symbols. Top hits available with full combinations. |
| Wild | Wild symbol on reels 2‑5 | Acts as a substitute / feature trigger per game rules. |
Boomerang Jack’s Lost Mines Bonus Features Mechanics
| Feature | Trigger | Initial Award | Core Mechanic | Enhancement/Retrigger |
|---|---|---|---|---|
| Gem Coins Free Spins | Green gem lands | 5 free spins | Gold coins award instant wins starting at 2× bet; additional green gems increase coin value and add spins | |
| Diamond Wins Free Spins | Red gem lands | 8 free spins | Treasure chests award instant wins or extra spins; collecting colored diamonds fills jackpot meter | Jackpots: Mini 10×, Minor 30×, Major 150×, Grand 700× |
| Reel Expand Free Spins | Blue gem lands | 5 free spins | Grid expands to 5×5 with 50 paylines | |
| Combined Features | Two or three different gems land | 8 free spins for two gems, 10 for three gems | Activates all corresponding features together |
Frequently Asked Questions (FAQ)
| What is the RTP of this slot? | The return to player is 95.3%. |
| What is the maximum win? | The maximum win is 4836× the bet. |
| Can the grid expand? | Yes. The Reel Expand feature expands the grid to 5×5 with 50 paylines. |
| How many free spins features are there? | There are three distinct free spins features triggered by different gem colors. |
| Are jackpots available? | Yes. The Diamond Wins feature offers Mini, Minor, Major and Grand jackpots. |
Boomerang Jack’s Lost Mines Performance Summary: Strengths vs. Weaknesses
Strengths
- Rich variety of bonus features
- High maximum win potential
- Engaging mining and wildlife theme
- Mobile and desktop compatibility
Weaknesses
- RTP is below industry average
- Medium‑high volatility may deter low‑risk players
Overview
Boomerang Jack’s Lost Mines is a medium‑high volatility video slot set in Australia’s Kalgoorlie Mine. It features a 5×3 grid with 25 paylines that can expand to 5×5 with 50 paylines. The game includes three distinct free spins features triggered by green, red, or blue gems, which can combine for enhanced bonuses. The RTP is 95.3% and the maximum win is 4836× the bet.
Rachel Pine is our slots expert who has worked in the online gambling industry for 10+ years. Over the course of her career, Rachel has reviewed more than 30,000 slots.
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