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Any/All Specimens

Voting live 16 / 32 entries Round 4 ends 11/8/2026 6:35 pm

No restrictions. Any mineral species. Any Price Point. It doesn't matter. May the best rock win!

How Rock Battles work: Collectors enter matching specimens from their Geology365 collections while submissions are open. When the bracket starts, logged-in users vote head-to-head each round until one champion remains. Each matchup gets one vote per collector; votes lock in once cast. See full rules for this battle ↓

Want to sponsor a battle? Email rockbattle@Geology365.com

The Bracket

Click a highlighted matchup to enlarge it and cast your vote.

Round 1
Smoky Quartz Cluster
Med city Calcite
Green Willemite, Franklinite & Zincite
Tourmaline with Quartz & Cleavendite Combined piece
Stilbite bow tie with Heulandite and Apophyllite
Quartz coverd with Hematite
Fish scale margarosanite with clinohedrite and willemite
Datolite with chlorite and quartz inclusions
Amethyst geode with Goethite inclusions
Disco Ball Apophyllite
Med City Calcite Dogtooth cluster
Copper XL
Aquamarine with Feldspar, Schorl, and Hyalite Opal
Sand-Calcite Crystal Cluster
Fluorescent Zincite, Willemite, Calcite, Franklinite
Schorl Tourmaline with Feldspar
Round 2
Smoky Quartz Cluster
Tourmaline with Quartz & Cleavendite Combined piece
Quartz coverd with Hematite
Fish scale margarosanite with clinohedrite and willemite
Disco Ball Apophyllite
Copper XL
Aquamarine with Feldspar, Schorl, and Hyalite Opal
Schorl Tourmaline with Feldspar
Round 3
Smoky Quartz Cluster
Fish scale margarosanite with clinohedrite and willemite
Disco Ball Apophyllite
Aquamarine with Feldspar, Schorl, and Hyalite Opal
Championship Live
Fish scale margarosanite with clinohedrite and willemite
Disco Ball Apophyllite
View matchup
Fish scale margarosanite with clinohedrite and willemite
Fish scale margarosanite with clinohedrite and willemite
Clinohedrite, Margarosanite, Willemite
from Franklin, New Jersey
VS
Disco Ball Apophyllite
Disco Ball Apophyllite
Apophyllite, Stilbite-Ca
Well Pocket, Rahuri, Maharashtra, India

Rock Battle rules: Any/All Specimens

Any/All Specimens is a single-elimination Geology365 Rock Battle. Logged-in collectors can enter matching specimens from their collection, then vote on matchups until a champion is crowned.

  • Each logged-in user may enter up to 2 specimens in this battle.
  • Collectors may withdraw a specimen while submissions are still open.
  • The bracket is limited to 32 specimens total (currently 16 entered), and needs at least 16 entries to launch.
  • Any specimen in a member’s collection may be entered while submissions are open.
  • The battle’s active submission window closes 10/31/2026 7:31 pm.
  • Submissions are closed. Voting is underway in round 4 (this round ends 11/8/2026 6:35 pm) .
  • Each voting round lasts 2 days. Matchups advance in a single-elimination bracket until one specimen remains.
  • Logged-in users may cast one vote per matchup. Votes lock in once cast and cannot be changed. Live standing bars appear after you vote; total vote counts are shown once enough collectors have weighed in.
  • You must own a specimen to enter it. Anyone with a Geology365 account may vote once voting begins.