xenoarch chemistry, tweaks to mine turfs and fossils

Signed-off-by: Cael_Aislinn <cael_aislinn@yahoo.com.au>

code/modules/mining/mine_turfs.dm

@@ -277,11 +277,12 @@
 				O = new /obj/item/weapon/ore/diamond(src)
 			if (src.mineralName == "Archaeo")
 				//spawn strange rocks here
+				new /obj/item/weapon/archaeological_find(src)
 				//if(prob(10) || delicate)
-				if(prob(50)) //Don't have delicate tools (hand pick/excavation tool) yet, temporarily change to 50% instead of 10% -Mij
+				/*if(prob(50)) //Don't have delicate tools (hand pick/excavation tool) yet, temporarily change to 50% instead of 10% -Mij
 					O = new /obj/item/weapon/ore/strangerock(src)
 				else
-					destroyed = 1
+					destroyed = 1*/
 			if (src.mineralName == "Clown")
 				O = new /obj/item/weapon/ore/clown(src)
 			if(O)

code/modules/research/xenoarchaeology/chemistry.dm

@@ -0,0 +1,123 @@
+
+//chemistry stuff here so that it can be easily viewed/modified
+datum
+	reagent
+		tungsten	//purely used to make lith-sodi-tungs
+			name = "Tungsten"
+			id = "tungsten"
+			description = "A chemical element, and a strong oxidising agent."
+			reagent_state = SOLID
+			color = "#808080"	// rgb: 128, 128, 128
+								//todo: make this silvery grey
+
+		neon		//purely used as a carrier
+			name = "Neon"
+			id = "neon"
+			description = "A chemical element, commonly used in lighting."
+			reagent_state = LIQUID
+			color = "#808080"	// rgb: 128, 128, 128,
+								//todo: make this fluro/bright purple
+
+		beryllium	//purely used as a carrier
+			name = "Beryllium"
+			id = "beryllium"
+			description = "A chemical element, prized for it's rigidity, thermal stability and low density when used in alloys."
+			reagent_state = LIQUID
+			color = "#808080"	// rgb: 128, 128, 128,
+								//todo: make this dark grey
+
+		calcium		//purely used as a carrier
+			name = "Calcium"
+			id = "calcium"
+			description = "An extremely common chemical element found throughout living organisms."
+			reagent_state = LIQUID
+			color = "#808080"	// rgb: 128, 128, 128,
+								//todo: make this bone-white colour
+
+		lithiumsodiumtungstate
+			name = "Lithium Sodium Tungstate"
+			id = "lithiumsodiumtungstate"
+			description = "A reducing agent for geological compounds."
+			reagent_state = LIQUID
+			color = "#808080"	// rgb: 128, 128, 128
+								//todo: make this silvery grey
+
+		ground_rock
+			name = "Ground Rock"
+			id = "ground_rock"
+			description = "A fine dust made of ground up rock."
+			reagent_state = SOLID
+			color = "#C81040" 	//rgb: 200, 16, 64
+								//todo: make this brown
+
+		density_separated_sample
+			name = "Analysis liquid"
+			id = "density_separated_sample"
+			description = "A watery paste used in chemical analysis."
+			reagent_state = LIQUID
+			color = "#C81040" 	//rgb: 200, 16, 64
+								//todo: make this browny-white
+
+		analysis_sample
+			name = "Analysis liquid"
+			id = "analysis_sample"
+			description = "A watery paste used in chemical analysis."
+			reagent_state = LIQUID
+			color = "#C81040" 	//rgb: 200, 16, 64
+								//todo: make this white
+
+		chemical_waste
+			name = "Chemical Waste"
+			id = "chemical_waste"
+			description = "A viscous, toxic liquid left over from many chemical processes."
+			reagent_state = LIQUID
+			color = "#C81040" 	//rgb: 200, 16, 64
+								//todo: make this fluoro/bright green
+
+datum
+	chemical_reaction
+		lithiumsodiumtungstate	//LiNa2WO4, not the easiest chem to mix
+			name = "Lithium Sodium Tungstate"
+			id = "lithiumsodiumtungstate"
+			result = "lithiumsodiumtungstate"
+			required_reagents = list("lithium" = 1, "sodium" = 2, "tungsten" = 1, "oxygen" = 4)
+			result_amount = 8
+
+		density_separated_liquid
+			name = "Density separated sample"
+			id = "density_separated_sample"
+			result = "density_separated_sample"
+			secondary_results = list("chemical_waste" = 1)
+			required_reagents = list("ground_rock" = 1, "lithiumsodiumtungstate" = 2)
+			result_amount = 2
+
+		analysis_liquid
+			name = "Analysis sample"
+			id = "analysis_sample"
+			result = "analysis_sample"
+			secondary_results = list("chemical_waste" = 1)
+			required_reagents = list("density_separated_sample" = 5)
+			result_amount = 4
+			requires_heating = 1
+
+/obj/item/weapon/reagent_containers/glass/solution_tray
+	name = "solution tray"
+	desc = "A small, open-topped glass container for delicate research samples. It sports a re-useable strip for labelling with a pen."
+	icon = 'icons/obj/device.dmi'
+	icon_state = "solution_tray"
+	m_amt = 0
+	g_amt = 5
+	w_class = 1.0
+	amount_per_transfer_from_this = 1
+	possible_transfer_amounts = list(1, 2)
+	volume = 2
+	flags = FPRINT | OPENCONTAINER
+
+obj/item/weapon/reagent_containers/glass/solution_tray/attackby(obj/item/weapon/W as obj, mob/living/user as mob)
+	if(istype(W, /obj/item/weapon/pen))
+		var/new_label = input("What should the new label be?","Label solution tray")
+		if(new_label)
+			name = "solution tray ([new_label])"
+			user << "\blue You write on the label of the solution tray."
+	else
+		..(W, user)

code/modules/research/xenoarchaeology/fossils.dm

@@ -4,7 +4,7 @@
 
 /obj/item/weapon/fossil
 	name = "Fossil"
-	icon = 'fossil.dmi'
+	icon = 'xenoarchaeology.dmi'
 	icon_state = "bone"
 	desc = "It's a fossil."
 
@@ -47,7 +47,7 @@
 
 /obj/skeleton
 	name = "Incomplete skeleton"
-	icon = 'fossil.dmi'
+	icon = 'xenoarchaeology.dmi'
 	icon_state = "uskel"
 	desc = "Incomplete skeleton."
 	var/bnum = 1