diff --git a/_data/chains/eip155-103090.json b/_data/chains/eip155-103090.json
new file mode 100644
index 00000000..066e273a
--- /dev/null
+++ b/_data/chains/eip155-103090.json
@@ -0,0 +1,26 @@
+{
+  "name": "Crystaleum",
+  "chain": "crystal",
+  "network": "mainnet",
+  "rpc": [
+    "https://evm.cryptocurrencydevs.org",
+    "https://rpc.crystaleum.org"
+  ],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "CRFI",
+    "symbol": "◈",
+    "decimals": 18
+  },
+  "infoURL": "https://crystaleum.org",
+  "shortName": "CRFI",
+  "chainId": 103090,
+  "networkId": 1,
+  "icon": "crystal",
+  "explorers": [{
+    "name": "Crystaleum Scan",
+    "url": "https://scan.crystaleum.org",
+    "icon": "crystal",
+    "standard": "none"
+  }]
+}