Fixes space hermit asteroid rocks unintendedly spawning airless asteroid turf when mined, save for the perimeter...

code/game/turfs/simulated/minerals.dm

@@ -176,6 +176,12 @@
 		/turf/closed/mineral/uranium/volcanic = 35, /turf/closed/mineral/diamond/volcanic = 30, /turf/closed/mineral/gold/volcanic = 45, /turf/closed/mineral/titanium/volcanic = 45,
 		/turf/closed/mineral/silver/volcanic = 50, /turf/closed/mineral/plasma/volcanic = 50, /turf/closed/mineral/bscrystal/volcanic = 20)
 
+/turf/closed/mineral/random/high_chance/earth_like
+	icon_state = "rock_highchance_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
 
 
 /turf/closed/mineral/random/low_chance
@@ -186,6 +192,12 @@
 		/turf/closed/mineral/silver = 6, /turf/closed/mineral/plasma = 15, /turf/closed/mineral/iron = 40,
 		/turf/closed/mineral/gibtonite = 2, /turf/closed/mineral/bscrystal = 1)
 
+/turf/closed/mineral/random/low_chance/earth_like
+	icon_state = "rock_lowchance_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
 
 /turf/closed/mineral/random/volcanic
 	environment_type = "basalt"
@@ -220,6 +232,12 @@
 		/turf/closed/mineral/silver/volcanic = 20, /turf/closed/mineral/plasma/volcanic = 30, /turf/closed/mineral/bscrystal/volcanic = 1, /turf/closed/mineral/gibtonite/volcanic = 2,
 		/turf/closed/mineral/iron/volcanic = 95)
 
+/turf/closed/mineral/random/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
 
 
 /turf/closed/mineral/iron
@@ -235,6 +253,13 @@
 	initial_gas_mix = LAVALAND_DEFAULT_ATMOS
 	defer_change = 1
 
+/turf/closed/mineral/iron/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
+
 /turf/closed/mineral/iron/ice
 	environment_type = "snow_cavern"
 	icon_state = "icerock_iron"
@@ -258,6 +283,13 @@
 	initial_gas_mix = LAVALAND_DEFAULT_ATMOS
 	defer_change = 1
 
+/turf/closed/mineral/uranium/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
+
 
 /turf/closed/mineral/diamond
 	mineralType = /obj/item/stack/ore/diamond
@@ -272,6 +304,13 @@
 	initial_gas_mix = LAVALAND_DEFAULT_ATMOS
 	defer_change = 1
 
+/turf/closed/mineral/diamond/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
+
 /turf/closed/mineral/diamond/ice
 	environment_type = "snow_cavern"
 	icon_state = "icerock_diamond"
@@ -295,6 +334,13 @@
 	initial_gas_mix = LAVALAND_DEFAULT_ATMOS
 	defer_change = 1
 
+/turf/closed/mineral/gold/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
+
 
 /turf/closed/mineral/silver
 	mineralType = /obj/item/stack/ore/silver
@@ -309,6 +355,13 @@
 	initial_gas_mix = LAVALAND_DEFAULT_ATMOS
 	defer_change = 1
 
+/turf/closed/mineral/silver/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
+
 
 /turf/closed/mineral/titanium
 	mineralType = /obj/item/stack/ore/titanium
@@ -323,6 +376,13 @@
 	initial_gas_mix = LAVALAND_DEFAULT_ATMOS
 	defer_change = 1
 
+/turf/closed/mineral/titanium/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
+
 
 /turf/closed/mineral/plasma
 	mineralType = /obj/item/stack/ore/plasma
@@ -337,6 +397,13 @@
 	initial_gas_mix = LAVALAND_DEFAULT_ATMOS
 	defer_change = 1
 
+/turf/closed/mineral/plasma/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
+
 /turf/closed/mineral/plasma/ice
 	environment_type = "snow_cavern"
 	icon_state = "icerock_plasma"
@@ -355,6 +422,12 @@
 	spread = 0
 	scan_state = "rock_Bananium"
 
+/turf/closed/mineral/bananium/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
 
 /turf/closed/mineral/bscrystal
 	mineralType = /obj/item/stack/ore/bluespace_crystal
@@ -370,6 +443,13 @@
 	initial_gas_mix = LAVALAND_DEFAULT_ATMOS
 	defer_change = 1
 
+/turf/closed/mineral/bscrystal/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
+
 
 /turf/closed/mineral/volcanic
 	environment_type = "basalt"
@@ -383,6 +463,13 @@
 	baseturfs = /turf/open/floor/plating/asteroid/basalt/lava_land_surface
 	defer_change = 1
 
+/turf/closed/mineral/earth_like
+	icon_state = "rock_oxy"
+	turf_type = /turf/open/floor/plating/asteroid
+	baseturfs = /turf/open/floor/plating/asteroid
+	initial_gas_mix = OPENTURF_DEFAULT_ATMOS
+	defer_change = TRUE
+
 /turf/closed/mineral/ash_rock //wall piece
 	name = "rock"
 	icon = 'icons/turf/mining.dmi'