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	<id>https://wiki.abernon.com/index.php?action=history&amp;feed=atom&amp;title=Acoustic_Crystal_%28B049_Echoing_Hollow%29</id>
	<title>Acoustic Crystal (B049 Echoing Hollow) - Revision history</title>
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	<updated>2026-11-06T20:30:11Z</updated>
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		<id>https://wiki.abernon.com/index.php?title=Acoustic_Crystal_(B049_Echoing_Hollow)&amp;diff=12510&amp;oldid=prev</id>
		<title>Historian: Items section batch 8a: signature resource pages</title>
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		<updated>2026-10-09T22:04:51Z</updated>

		<summary type="html">&lt;p&gt;Items section batch 8a: signature resource pages&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Resource infobox&lt;br /&gt;
|name=Acoustic Crystal&lt;br /&gt;
|id=SIG-049&lt;br /&gt;
|biome=[[B049 Echoing Hollow]]&lt;br /&gt;
|type=Signature&lt;br /&gt;
|rarity=Rare–Legendary&lt;br /&gt;
|gather_method=Node proximity&lt;br /&gt;
|max_nodes=3&lt;br /&gt;
|respawn=66 minutes&lt;br /&gt;
|image=&lt;br /&gt;
}}&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;Acoustic Crystal&amp;#039;&amp;#039;&amp;#039; is the signature resource of [[B049 Echoing Hollow]].&lt;br /&gt;
&lt;br /&gt;
== Description ==&lt;br /&gt;
&lt;br /&gt;
* Location: Specific to Echoing Hollow ecology&lt;br /&gt;
* Season: Year-round in Echoing Hollow. See biome field guide for special harvest conditions.&lt;br /&gt;
* Notes: SIGNATURE resource of B049 Echoing Hollow. Rarity: Rare–Legendary. Gather via Node proximity.&lt;br /&gt;
&lt;br /&gt;
== Used in ==&lt;br /&gt;
&lt;br /&gt;
* [[Echoing Acoustic Edge]] (RCP_B049_WPN_01, x9)&lt;br /&gt;
* [[Acoustic Ward Helm (B049 Echoing Hollow)]] (RCP_B049_HLM_01, x7)&lt;br /&gt;
* [[Acoustic Breastplate (B049 Echoing Hollow)]] (RCP_B049_CHS_01, x9)&lt;br /&gt;
* [[Echoing Grips]] (RCP_B049_HND_01, x7)&lt;br /&gt;
* [[Echoing Greaves]] (RCP_B049_LEG_01, x7)&lt;br /&gt;
* [[Echoing Treads]] (RCP_B049_FET_01, x7)&lt;br /&gt;
* [[Acoustic Relic (B049 Echoing Hollow)]] (RCP_B049_TRK_01, x9)&lt;br /&gt;
* [[Echoing First-Stone]] (RCP_B049_REL_01, x11)&lt;br /&gt;
* [[Echoing Draught]] (RCP_B049_CON_01, x5)&lt;br /&gt;
* [[Echoing Salve]] (RCP_B049_SAL_01, x7)&lt;br /&gt;
* [[Refined Echoing Grit]] (RCP_B049_MAT_01, x5)&lt;br /&gt;
* [[Acoustic Ingot (B049 Echoing Hollow)]] (RCP_B049_BAR_01, x9)&lt;br /&gt;
* [[Echoing Node Pick]] (RCP_B049_TOL_01, x7)&lt;br /&gt;
* [[Echoing Field Kit]] (RCP_B049_KIT_01, x7)&lt;br /&gt;
* [[Acoustic Catalyst (B049 Echoing Hollow)]] (RCP_B049_UPG_01, x9)&lt;br /&gt;
* [[Echoing Focus]] (RCP_B049_FOC_01, x7)&lt;br /&gt;
&lt;br /&gt;
It is the recorded primary material of 16 item(s) of [[B049 Echoing Hollow]].&lt;br /&gt;
&lt;br /&gt;
== Quests ==&lt;br /&gt;
&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;Needed by&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
* None recorded.&lt;br /&gt;
&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;Rewarded by&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
* None recorded.&lt;br /&gt;
&lt;br /&gt;
== Sources and drops ==&lt;br /&gt;
&lt;br /&gt;
* Gathered in [[B049 Echoing Hollow]] by node proximity.&lt;br /&gt;
* Creature drop: &amp;quot;Acoustic Crystal sample&amp;quot; (low chance tier), recorded chances 2%, 5%, 8%, 12%, 20%, in 70 creature loot table(s) of this biome.&lt;br /&gt;
* Boss drop: Acousticwatcher, Ancient of Biome 049 ([[B049 Echoing Hollow#Boss|Boss]]), guaranteed, recorded as &amp;quot;Acoustic Crystal (Legendary)&amp;quot;.&lt;br /&gt;
&lt;br /&gt;
== Sold by ==&lt;br /&gt;
&lt;br /&gt;
Not recorded.&lt;br /&gt;
&lt;br /&gt;
== Image prompt ==&lt;br /&gt;
&amp;lt;!-- image prompt: reserved for the image-prompt worker --&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Category:Items]]&lt;br /&gt;
[[Category:Resources]]&lt;br /&gt;
[[Category:B049 Echoing Hollow]]&lt;/div&gt;</summary>
		<author><name>Historian</name></author>
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