APPENDIX

Table 1: Solid mineral resources of Niger state and geological setting.

S/No	Mineral Name	Geological formation
1.	Galena (PbS)	Igneous and metamorphic
2.	Gold (Au)	Igneous, metamorphic and sedimentary
3.	Graphite	Igneous and metamorphic
4.	Iron Ore	Igneous, metamorphic and sedimentary
5.	Kaolinitic clay	Igneous, metamorphic and sedimentary
6.	Kyanite	Igneous and metamorphic
7.	Marble/Dolomite	Metamorphic
8.	Silica sand/quartzite	Igneous, metamorphic and sedimentary
9.	Talc	Igneous and metamorphic
10.	Tourmaline, beryl	Igneous and metamorphic
11.	Scheelite (CawO₄)	Igneous and metamorphic
12.	Wolframite (Fe,Mn) WO₄)	Igneous and metamorphic

Source: (Idris-Nda et. al., 2018)

Fig. 1. Mineral resource map of Nasarawa State (Modified after Obajeet al.,, 2007).

Table 2: Summary of Solid minerals in Nasarawa State

S/N	LGA / Locality	Minerals
1	Akwanga	Cassiterite,Clay, Columbite, Mica, Granite, Limenite
2	Awe (Azara, Wuse, Aloshi)	Baryte, Clay, Galena, Salt, Limestone
3	Doma	Clay, Silica sand
4	Keana	Baryte, Galena, Salt, Zinc, Lead, Limestone.
5	Karu (Panda)	Clay, Glass sand, Granite, Tantalite, Mica
6	Keffi(Ungwar Doka, Tudun Jenjela)	Clay, Tale, Gemstone (Tourmaline, Aquamarine, Sapphire)
7	Kokona(Bakin-Aini, Rafin Gabas)	Mica, Chalcopyrite, Gemstone (Tourmaline and Aquamarine)
8	Lafia (Shabu)	Clay, Silica sand, Gemstone (Topaz
9	Nassarwa Eggon (Wana, Alogani, Mada station, Ungwar Gyawa)	Quartz, Mica, Granite, Gemstone (Emerald, Aquamarine, Topaz, Amethyst)
10	Obi	Baryte, Clay Coal
11	Nassarawa(Udege-mbeki)	Cassiterite, Clay, Columbite, Tantalite
12	Toto (Ugya)	Marble, Iron ore, Mica
13	Wamba(Randa, Gongon)	Cassiterite, Tantalite, Granite, Columbite, limonite, Aquamarine

Table 3. Summary table of mineral resources in Kogi State.

S/N	Mineral	Location	LGA	S/N	Minerals	Location	LGA
1.	Beryl	Ikoyi	Ijumu	12.	Columbite	Isanlu-Esa	Yagba West
2.		Aku	Adavi			Okoloke	Yagba west
3.	Clay	All over				Odo-Eri	Yagba west
4.	Coal	Odokpono	Ankpa			Ejiba	Yagba west
		Okobo	Ankpa			Iddo	Yagba east
		Odaogbo (Okaba)	Ankpa			Takete-Isao	Yagba East
		Ogboyaga	Dekina			Idibo	Ajaokuta
		Okpakiri	Dekina	13	Magnetite	Agbaja plateau	Lokoja
		Dekina	Dekina			Tajimi Ridge	Lokoja
5.	Kaolin	Agbaja plateau	Lokoja			Gboloko	Bassa
		Emu	Lokoja			Akpogu	Mopa Muro
		Agbaja Hill	Bassa	14	Marble	Oyo-Iwa	Lokoja
		Angba	Igalamela/Odolu			Jakura	Lokoja
6.	Feldspa	Isanlu-Esa	Yagba West			Okoloke	Yagba West
		Egba	Yagba West			Ekinrin-Ade	Ijumu
		Osara	Adavi			Osara	Adevi
		Aku	Adavi			Itobe	Ofu
		Zariaji	Adavi			Ubo	Adavi
		Lokoja	Lokoja			Mopa	Mopa Muro
7.	Mica	Egba	Yagba West	15	Fire clay	Ahoko-koto	Kogi
		Isanlu-Esa	Yagba west	16	Garnet	Isanlu	Yagba East
		Idofin	Yagba East			Takete-Isao	Yagbe East
		Zariaji	Adavi			Odo-Ara	Yagbe West
				17	Muscovite	Isanlu-Esa	Yagba West
		Aku	Adavi			Idofin	Yagba East
		Lokoja	Lokoja			Aku	Adavi
8.	Gold	Okolom	Yagbe East			Zariaji	Adavi
		Dgondaji	Yagba East	18	Quartz	Isanlu-Esa	Yagba West
		Okoloke	Yagba East			Idofin	Yagba East
		Ejiba	Yagba West			Aku	Adavi
		Katcha Katcha	Omala			Lokoja	Lokoja
9.	Silica sand	All Over		19	Talc	Ejiba	Yagba West
10.	Granite	All over the western	Flank of the state			Okolom-Isanlu	Yagba East
11.	Iron Ore	Itakpe	Adavi			Odogbe-Isanlu	Yagba East
		Ajagbanoko	Adavi			Iye-Isanlu	Yagba East
		Agbado-Okudu	Lokoja	20	Tantalite	Idofin	Yagba East
		Agbaja	Lokoja	21	Tourmaline	Okoloke	Yagba West
		Oshokoshoko	lokoja			Odo-Eri	Yagba West
		Tajimi	Lokoja			Idibo	Ajaokuta
		Ebiya	Ajaokuta
		Koton-Karfi	Kogi

(Source: MMSD, 2012)

Table 4. Summary of information on mineral resources in Plateau State

S/No	Mineral	Location (LGAs)	Status	Uses
	Metallic Ores
1.	Cassiterite	Barakin-Ladi, Bassa, Bokkos, Jos East, Jos north, Jos south, Mangu, Riyom	Partly evaluated but more detailed exploration and evaluation needed.	Tin plating, Food canning and decorative industries. Hardening of copper and lead in alloys etc.
2.	Columbite	Barakin-Ladi, Bassa, Bokkos, Jos East, Jos north, Jos south, Mangu and Riyom	Partly evaluated but more detailed exploration and evaluation needed.	Sources of niobium and tantalum. Ferro-alloys, special steels, electronics, tube filaments in rocket and aircraft manufacturing
3.	Tantalite	Riyom, Mangu, Paknshin, Kanke, Kanam	Reserves not determined	In aircraft manufacturing, mobile phones and computer parts.
4.	Magnetite	Jos South, Jos North, Jos East, Riyom, Barakin-Ladi, Bassa, Mangu, Kanam	Yet to be evaluated	Source of iron, floor tiles, paint industries etc.
5.	Ilmenite	Jos South, Jos North, Jos East, Bassa, Barakin-Ladi, Mangu	No detailed investigation	Source of titanium oxide for paints, titanium metal for alloys, deoxidixzer and ore stabilizer.
6.	Galena/Sphalerite	Kanam (Mambyan), Kanke, Pankshin, Langtang south, Shendam, Wase, (Zurak, Gimbi).	No detailed inestigation	Iron/steel industries for alloying and in automobile batter manufacture.
7.	Molybdenite	Riyom (Kigom)	Require full investigation	Used in special steel, radio equipment etc.
8.	Wolframite	Riyom (Kigom)	More detailed exploration and evaluation required.	Used in electrical/ electronic industries.
	Radioactive mineral ores
9.	Thorite	Barakin-Ladi, Bassa, Jos north, Jos south, Mangu and Riyom.	More detailed exploration and evaluation required.	Alloy in electric filament, ceramic and chemicals, used in manufacture of electronic tubes, photos cells, aircraft engines and nuclear fuel.
10.	Zircon	Barakin-Ladi, Bokkos, Jos south Riyom.	More detailed exploration and evaluation required.	In spark gas lighters, colour television and other electronic devices.
	Industrial minerals
11.	Clays	Jos south, Jos north, Jos East, Riyom, Barakin-Ladi, Bassa, Mangu and Riyom	Large	Pottery, bricks, floor tiles, paint, building etc.
12	Kaolin	Barakin-Ladi, (Major Porter) Riyom, Kanam, Bassa, Bokkos, (Mazat, Pyakmalu). Jos north, Pankshin.	Very large	Ceramic wares, fillers, and extenders in papers, paint, cosmetics, rubber and pharmaceutical industries.
13	Baryte	Langtang north and south, Mikng, Quan-Pan, Shendam.	Required detailed exploration. Locally mined due to lack of adequate modern mining equipment.	High demand in the petroleum drilling industry. In chemical industries as source of barium metals used in various alloys.
14.	Gypsum	Wase, Kanam	Require detailed exploration.	For plaster of Paris (POP), in cement manufacture, soil conditioning, as filer in paper and cotton.
15.	Marble	Mangu, Pankshin	Very large	Used in the construction and cement industry.
16	Mica	Jos north, Jos East, Riyom, Kanam, Pankshin, Kanke.	Very large	Electrical insulators, as fillers in paint and rubber industries. As dry lubricants, decoration on wall papers.
17.	Feldspar	Langtang North, (Belan), Kanam (Bugaur), Bassa, Barkin-Ladi, Riyom, Pankshin.	Very large	Glass, ceramics, tiles etc.
18.	Talc	Pankshin	Reserve not known	Extender in paints, filler in rubber and asbestor, in ceramics, cosmetics and in the manufacture of roofing paper.
19.	Salt	Shendam, Mikang, Quan-Pan, Langtang south	Large	Used in the chemical industry, food seasoning and preservation.
20.	Granite	Found all over the state.	Very large	Used as decorating, ornamental or facing stones in construction industry.
21.	Quartzite	Langtang North (Gazum), Kanke, Riyom, Barakin-Ladi, Bassa, Jos North, Jos East and Kanam.	Large	Glass. Silica, bricks, optical and piezoelectric (watches and clock) ceramics, gemstones etc.
22.	Sand	Found all over the State	Very large	Making of sandcrete blocks, other construction works.
23.	Laterite	Found all over the state.	Very large	For building and road construction works.
24.	Glass sand	Jos north, Jos South, Pankshin, Barakin-Ladi, Mikang.	Reserves not determined yet.	Glass ceramics, refractory, foundry, synthetic marble.
25.	Topaz	Langtang, North (Gazum), Pankshin (Turmun) Makpwartem) Riyom (Rim and Tom), Mangu (Bulli Langai, Mangun) Jos North and Jos Souh, Jos South, Bokkos, Bassa and Kanam.	Reserve not known	Necklaces, beads, bracelets, pendants, rings and earirngs.
26.	Garnet	Pankshin (Akwordyis), Mangu (Kerang) Bokkos, Kanke, Kanam	Reserve not known.	Abbrasives
27.	Olivine	Mangu (Kerang)	Reserve not known	Jewelry and ornament
28.	Tourmaline	Pankshin (Giming and Bok Dikka) Mangu (Tim) Kanke.	Reserve not known	Jewelry and ornament
29.	Sapphire	Bokkos (Horopp, Rom) Barakinladi, (Sho), Mangu and Pankshin.	Reserve not known	Jewelry and ornament
30	Amethyst, smoky quartz, aquamarine and emeralds.	Jos north and Jos South, Bokkos, Bassa, Riyom, Mangu, Pankshin, Kanassm and Langtang North.	Reserve not known	Jewelry and ornament

Source: RMRDC, 2006 and Lar et al. 2007.