From 1e1dc1440489abf82c55247b72507bb9bf15740d Mon Sep 17 00:00:00 2001
From: Piyush Sharda <34922596+psharda@users.noreply.github.com>
Date: Sun, 8 Sep 2024 19:49:22 +0200
Subject: [PATCH] Remove unused param (#1648)

Turns out that we don't actually need a parameter to differentiate between ice and gas species indices in quokka.
---
 networks/metal_chem/_parameters | 2 --
 1 file changed, 2 deletions(-)

diff --git a/networks/metal_chem/_parameters b/networks/metal_chem/_parameters
index 48dd3b7fe..a80d1a644 100644
--- a/networks/metal_chem/_parameters
+++ b/networks/metal_chem/_parameters
@@ -9,8 +9,6 @@ redshift                          real               0e0
 metallicity                          real               1e0
 # dust to gas ratio relative to solar
 dust2gas_ratio                 real               1e0
-# starting index for gas-phase species (after the ices)
-idx_gas_species                int                2
 
 # Cosmic ray ionization rate (per s)
 crate                          real               0e0