# Ice Age Mining

## **Rules**

O3 Swap launches the Ice Age Mining started from 4 AM, 14th May 2021 (UTC). Support stable coin liquidity mining (USDT/BUSD/HUSD) and O3 mining. Only on Ethereum Mainnet currently.

**Time Period**: 500,000 Ethereum blocks in total (around 10 weeks)

**Reward Distribution Start Around**: 7 AM, 14th May 2021 (UTC)

**Claimable Rewards**: After 2000 blocks (around 3 PM, 14th May 2021 (UTC)

{% hint style="info" %}
Staked O3 is not available to unstake until the next mining period 

***Ice Age Time Period:** 500,000 Ethereum blocks in total (around 10 weeks)*
{% endhint %}

{% hint style="info" %}
Staking rewards are unlock needed. You will need to stake the UNI-LP to unlock them.

<https://docs.o3swap.com/unlock-o3>
{% endhint %}

## Cross-chain Liquidity Mining <a href="#deab" id="deab"></a>

### **1. Add liquidity to cross-chain pool**&#x20;

* Go to Hub. <https://o3swap.com/hub>. Click the "Deposit".&#x20;

![](https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-M__-3DjLp3RmZekPSQs%2F-M__RBRPw7h_3rlHAlc7%2Fhub1.png?alt=media\&token=f8e1699e-9719-492c-8a36-3843bd0be336)

* Connect your MetaMask.&#x20;

{% hint style="success" %}

* USDT mining: Connect to Ethereum Mainnet&#x20;
* BUSD mining: Connect to the Ethereum Mainnet + BSC&#x20;
* HUSD mining: Connect to the Ethereum Mainnet + HECO&#x20;
  {% endhint %}

![](https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-M_aPnbiAKdq_jD1aW68%2F-M_dZlVH5QHgpjAs5OU9%2FHub4.png?alt=media\&token=aec09461-d7ec-48ec-b2cc-52bb32148b67)

* Choose one or more stablecoins (USDT, BUSD, HUSD) to add the liquidity into the cross-chain pool.
* Enter the amount you want to deposit.
* Click the "Deposit" and confirm the transaction in your wallet.

![](https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-M_aPnbiAKdq_jD1aW68%2F-M_dOtA8PI95rPWABVbj%2Fhub3.png?alt=media\&token=0b089101-79c1-4984-bad9-539e18bb1a00)

* <img src="https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-M_dm2O6sbeb_5vU2wxA%2F-M_doRB2ZZVvIacdZc5W%2Fapprove.png?alt=media&#x26;token=1dc40495-7523-449c-82d5-f7cf3f27e94b" alt="" data-size="original">

{% hint style="info" %}
If this is the first time to deposit, you will require to approve the transaction first.

After the approval completed, click the "Deposit" again to proceed the transaction.
{% endhint %}

* After the transaction confirmed, you will see the USD\_LP token in the wallet.&#x20;
* The speed of adding cross-chain liquidity is proceeded by Poly Network and the corresponding blockchain network. The confirmation time would be longer than usual. You can always check the transaction process in the pop-up window.

![](https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-MZ8e_slDd9r4t9mxP0Z%2F-MZ92nHk9nskbqNfa6HW%2F20210426011835.png?alt=media\&token=4577e4a3-e7c7-404f-ae56-d5dbc10972db)

![](https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-MZ8e_slDd9r4t9mxP0Z%2F-MZ9312z5qhK63jGhczF%2F20210426011849.png?alt=media\&token=ada54ed3-ae84-4e5c-886e-35427be330b6)

{% hint style="info" %}
If you don't see the LP token in Metamask, please manually add the token contract

**USD\_LP: 0x61415f9060b1a81bbda3b79baa11acd27cddd83d**
{% endhint %}

### **2.** Stake LP To Earn O3

* Go to Vault. <https://o3swap.com/vault>.&#x20;
* Connect your MetaMask (Ethereum Mainnet).&#x20;

![](https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-M_dccz9Kbyiy4NVEvJF%2F-M_ddNr6p-Ev1oL3xQTo%2Fvault1.png?alt=media\&token=3103aeb1-9d2f-4c1d-9d25-c802671d1346)

* Enter the LP amount you want to stake.
* Click the "Confirm" and confirm the transaction in your wallet.

![](https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-M_dccz9Kbyiy4NVEvJF%2F-M_deuxKul5XcSXA0oac%2Fvault2.png?alt=media\&token=1a64d9a2-467f-4b68-9ed4-733a517d90dd)

* ![](https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-M_driQG6PIsmbId7rE1%2F-M_dt0aZIIDes05Radi6%2FapproveLP.png?alt=media\&token=fec2f58c-9448-44b0-95f9-ecb2930b4b65)

{% hint style="info" %}
If this is the first time to stake, you will require to approve the transaction first.

After the approval completed, click the "confirm" again to proceed the transaction.
{% endhint %}

## O3 Mining  <a href="#deab" id="deab"></a>

* Go to Vault. <https://o3swap.com/vault>. Choose the "Stake Token To Earn O3"
* Connect your MetaMask (Ethereum Mainnet).&#x20;

![](https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-M_dccz9Kbyiy4NVEvJF%2F-M_dfupA5-ePMQCXisWR%2Fvault3.png?alt=media\&token=76a5dcf4-07a6-4faf-b42f-b86b119f0292)

* Enter the O3 amount you want to stake.
* Click the "Confirm" and confirm the transaction in your wallet.

![](https://3825763439-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MXAKmZe7xwxY5ncn6xM%2F-M_dccz9Kbyiy4NVEvJF%2F-M_dgLIrFe5LuWcEzbkB%2Fvault4.png?alt=media\&token=dcbcc857-ff47-4538-a10c-6d88410d0855)