| Item Name | Earth Crystal (大地の結晶) |
| Max Carry | 99 |
| Buy Price | 0z |
| Sell Price | 80z |
| Rarity | 4 |
| How to Get | Mining |
| Description | Material for armor or weapon; Basic item for combining Antiseptic Stone; |
| First Item | Second Item | Item Result | Chance | Qty Result |
| Earth Crystal (大地の結晶) | Bitterbug (にが虫) | Antiseptic Stone (抗菌石) | 75% | 1 |
| Earth Crystal (大地の結晶) | Expand Pickaxe (フエールピッケル) | Earth Crystal (大地の結晶) | 100% | 5 |
| Area Name | Rank | Spot No | ||||||
| Deserted Island |
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| Flooded Forest |
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| Sandy Plains |
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| Tundra |
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| Volcano |
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| Misty Peaks |
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| Moga Village |
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| Quest Type | Quest Name | Qty |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 1 | |
| G Rank | 2 | |
| G Rank | 2 | |
| G Rank | 1 | |
| G Rank | 1 |
| Weapon Type | Production | Weapon Name | Require |
| Great Sword | Upgrade | Buster Blade (バスターブレイド) | 10 |
| Upgrade | Tarnished Great Sword (さびた大剣) | 20 | |
| Upgrade | Ancient Blade (エンシェントプレート) | 40 | |
| Upgrade | Elder Monument (エルダーモニュメント) | 60 | |
| Upgrade | Eternal Glyph (エターナルグリフ) | 80 | |
| Upgrade | Weathered Great Swd (風化した大剣) | 30 | |
| Upgrade | Epitaph Blade (エピタフプレート) | 70 | |
| Upgrade | Epitaph Eternal (エピタフイディオン) | 99 | |
| Dual Sword | Create | Matched Slicers (ツインダガー) | 2 |
| Upgrade | Matched Slicers+ (ツインダガー改) | 3 | |
| Upgrade | Dual Slicers (デュエルツインダガー) | 4 | |
| Upgrade | Dual Hatchets (デュアルトマホーク) | 8 | |
| Upgrade | Hurricane (ハリケーン) | 20 | |
| Upgrade | Weathered Blades (風化した双剣) | 30 | |
| Upgrade | Enduring Schism (封龍剣【超絶一門】) | 70 | |
| Upgrade | Enduring Sacrifice (封龍剣【真絶一門】) | 99 | |
| Sword and Shield | Upgrade | Hunters Knife+ (ハンターナイフ改) | 2 |
| Upgrade | Hunters Dagger (ハンターカリンガ) | 4 | |
| Upgrade | Soldiers Dagger (ソルジャーダガー) | 5 | |
| Upgrade | Bone Kris+ (ボーンククリ改) | 2 | |
| Upgrade | Tarnished Sword (さびた片手剣) | 20 | |
| Upgrade | Eternal Strife (封龍剣【絶一門】) | 40 | |
| Upgrade | Eternal Hate (封龍剣【怨絶一門】) | 60 | |
| Upgrade | Eternal Vengeance (破龍剣【邪絶一門】) | 80 | |
| Upgrade | Weathered Sword (風化した片手剣) | 30 | |
| Upgrade | Divine Exodus (祀導器【一門外】) | 70 | |
| Upgrade | Divine Insodus (祀導神器【不門外】) | 99 | |
| Lance | Upgrade | Iron Lance+ (アイアンランス改) | 2 |
| Upgrade | Tarnished Lance (さびた槍) | 20 | |
| Upgrade | Undertaker (アンドレイヤー) | 40 | |
| Upgrade | High Undertaker (ハイアンドレイヤー) | 60 | |
| Upgrade | Neo Undertaker (ネオアンドレイヤー) | 80 | |
| Upgrade | Weathered Spear (風化した槍) | 30 | |
| Upgrade | Skyscraper (マテンロウ) | 70 | |
| Upgrade | Skysunderer (スカイスクレイパー) | 99 | |
| Gun Lance | Create | Iron Gunlance (アイアンガンランス) | 1 |
| Upgrade | Steel Gunlance (スティールガンランス) | 10 | |
| Upgrade | Strikers Gunlance (討伐隊正式銃槍) | 6 | |
| Upgrade | Weathered Gunlance (風化した銃槍) | 30 | |
| Upgrade | Obelisk (オベリスク) | 70 | |
| Upgrade | Deus Obelisk (デオス・オシリス) | 99 | |
| Hammer | Upgrade | Iron Hammer+ (アイアンハンマー改) | 1 |
| Upgrade | War Hammer (ウォーハンマー) | 2 | |
| Upgrade | War Mace (ウォーメイス) | 8 | |
| Upgrade | Breath Core Hammer (ブレス・コア) | 40 | |
| Upgrade | Lava Core Hammer (ラヴァ・コア) | 60 | |
| Upgrade | Crust Core Hammer (クレスト・コア) | 80 | |
| Upgrade | Weathered Hammer (風化した鎚) | 30 | |
| Upgrade | Pulsating Core (パルセイト・コア) | 70 | |
| Upgrade | Meteoric Core (パルメテオ・コア) | 99 | |
| Hunting Horn | Create | Metal Bagpipe (メタルバグパイプ) | 2 |
| Upgrade | Metal Bagpipe+ (メタルバグパイプ改) | 4 | |
| Upgrade | Great Bagpipe (グレートバグパイプ) | 8 | |
| Upgrade | Swell Shell (ウネリシェルン) | 15 | |
| Upgrade | Weathered Horn (風化した狩猟笛) | 30 | |
| Upgrade | Avenirs Music Box (アヴニルオルゲール) | 70 | |
| Upgrade | Eternal Music Box (エターナルオルゲール) | 99 | |
| Slash Axe | Upgrade | Bone Axe+ (ボーンアックス改) | 3 |
| Light Bow Gun | Upgrade | Demons Island (大鬼ヶ島) | 50 |
| Upgrade | Gods Island (大神ヶ島【出雲】) | 70 | |
| Upgrade | Gods Archipelago (大神ヶ島【神在月】) | 99 | |
| Bow | Upgrade | Hunters Bow III (ハンターボウⅢ) | 6 |