Spadegaming

Gemstone Rush

Slots Video Slots Nature Gems Cartoon Underground

Spadegaming mining slot linking Cluster Pays to marked-position multipliers

SlotRanker Score

/ 99

05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals, and it cannot be bought.

How this score is built

RTP

96.77%

return to player

Volatility

—

variance

Max win

—

top multiplier

Min bet

$0.20

per spin

Reels

grid

Player rating

3.7 ★

1 votes

DEMO Play free, no signup

Spadegaming

Embed on your site

3.7 / 5

1 ratings

User ratings are shown separately from the Slot Score unless stated otherwise.

Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.

Payouts & RTP9/10

RTP 96.77% → 9.0/10

Volatility8/10imputed

imputed medium (unknown) → 8.0/10

Win Potential—

no data

Features10/10

16 features → 10.0/10

Game Mechanics8.6/10

f=16 r=6 p=n/a → 8.6/10

Context signals (tie-breakers)

Layout5/10

6x5 → 5.0/10

Bet Flexibility8/10

0.2–500 (×2500) → 8.0/10

Provider Reputation6.5/10

provider avg 6.5 → 6.5/10

Popularity3.3/10

synthetic proxy → 3.3/10

Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.

Cite this score

SlotRanker Score: 77 — Gemstone Rush by Spadegaming

https://slotranker.com/spadegaming/gemstone-rush#score

How to cite

Slot Summary

For cluster-pay fans who want a visible route from ordinary Cascading wins into persistent bonus multipliers, Gemstone Rush fills a narrow middle ground. Spadegaming marks positions after winning drops, and another win on the same position activates a Multiplier. Golden symbols can become Wild, while Free Spins retain multiplier positions and allow Additional Free Spins. Its 96.77% RTP and medium volatility make the repeated-position chase the central idea.

How It Plays

Cluster Pays rewards groups of at least four matching symbols rather than combinations on fixed lines. Cascading then removes the winning group and refills those positions.

A winning location can receive a marker after the symbols clear. If another cluster reaches that position, the marker activates a Multiplier for the affected result.

Theme & Atmosphere

A Cartoon mole leads the search through an Underground mine, giving the Nature character a practical role within the game's Cascading action.

Gems supply both the reward imagery and the logic for digging deeper after each cluster, so the setting remains readable while symbols repeatedly clear and return.

Nature Gems Cartoon Underground

Features & Win Potential

Golden Substitution Symbols that participate in a win become Wild symbols, potentially helping the next Cascade connect another cluster across the field.

The Free Spins Multiplier keeps marked positions active between spins. Additional Free Spins can extend that period, increasing the time available for repeat wins to reach those marks.

Free Spins 6 Reels Multiplier Scatter Symbol Wild Symbol Cascading Cluster Pays Additional Free Spins 96% RTP Avalanche Gonzo mechanic Colossal Reels Grid Free Spins Multiplier Random Wilds / Additional Wilds Substitution Symbols

Bonus & Free Spins

Four Scatter symbols trigger Free Spins, with extra Scatters increasing the initial award. During the feature, Multiplier positions remain active and Additional Free Spins can be won.

Spec sheet

Gemstone Rush at a glance.

Identity

Slot nameGemstone Rush

StudioSpadegaming

Released8/17/2023

Math

SlotRanker Score77

RTP96.77%

Max win—

Bet range$0.20 – $500.00

Player rating3.7 / 5 · 1 votes

Format

Reels6

Paylines—

Layout6x5

Expected average based on this slot's 96.77% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$2.58

Cost per session$2.58

Estimate only, for entertainment purposes — treat gambling as entertainment, not a way to make money, and set a budget you can afford to lose.

How long could a bankroll last on Gemstone Rush? We simulate thousands of sessions from this game's published RTP and volatility — the long-run math, not a prediction of your next spin.

Bankroll ($)Bet per spin ($)Speed

Volatility tier: Mediumassumed — not published for this slot

Running simulation…

How this works

Each simulated spin either misses or returns a win drawn from a log-normal distribution, with the hit rate and spread set by the slot's volatility tier (Medium). The model is calibrated so the average return equals this slot's published RTP (96.77%), with wins capped at its top multiplier (1,000×).

This is a simplified, parametric model of the game's math — not its real paytable. It exists to make the house edge visible over many sessions, so the numbers above are averages across thousands of runs, never a forecast of one.

This is math, not a prediction. Real sessions vary wildly, and no strategy changes a game's built-in house edge. Play for fun, set limits, and never bet more than you can afford to lose.

Where to play Gemstone Rush

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Compare Gemstone Rush with other games

	Gemstone Rush Score 77This game	Dragonz 2 Score 86	Nugget Frenzy Score 82	Miners Matter Score 77	Cherry Bomber Score 76
Identity
Studio	Spadegaming	Hammertime	Just For The Win	RAW iGaming	StakeLogic
Released	8/17/2023	11/11/2024	11/12/2024	9/12/2024	12/25/2024
Math
RTP	96.77%	96.3%	96.01%	95.57%	96.01%
Volatility	—	High volatility	High volatility	Medium/High	—
Max win	—	15,000×	5,000×	7,265×	10,000×
Format
Reels	6	5	6	6	6
Layout	6x5	5x3	6x5	6x5	6x4
Paylines	—	243	2520	Cluster Pays	20
Min bet	0.2	0.2	0.2	0.2	0.2
Max bet	500	5	50	30	10
Features
Progressive	—	—	—	—	—
Wild symbol	✓	✓	✓	—	✓
Free spins	✓	✓	✓	✓	✓
Scatter symbol	✓	✓	✓	✓	✓
Multiplier	✓	✓	✓	✓	✓
Bonus game	—	✓	—	✓	✓
Respins	—	—	—	✓	—

Every number is shown as a delta against Gemstone Rush.

Comparing against

Gemstone Rush

Spadegaming

RTP

96.77%

Max win

—

Score

+ Bonus Game+ Respins− Wild

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01How do wins form in Gemstone Rush?

Four or more matching symbols form a Cluster Pays win. Winning symbols disappear through Cascading, allowing replacements to create another cluster.

02What happens to multipliers during Free Spins?

Multiplier positions remain active throughout Free Spins instead of resetting after the cascade sequence, so later clusters can continue using established positions.

03What is the RTP of Gemstone Rush?

Gemstone Rush has a 96.77% RTP. Independent game listings describe its volatility as medium, while the catalog records a 0.2 minimum bet and 500 maximum bet.

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