Corindon
Rubis
Arusha - Longido
: Elkukulesilali, Lomwionyi, Mdarara, Olgira Hills
Babati, Lake Manyara, Lelatema; Lossongonoi Hill; Ngorongoro; Dodoma - Kilosa, Mpwapwa; Kilimanjaro - Same; Lindi; Morogoro - Gairo; Morogoro - Luande, Mwarazi;; Morogoro - Magogoni , Mvuha; Morogoro - Mahenge; Morogoro - Matombo; Pwani - Ndundu;Ruvuma - Songea : Amanimakoro; Tunduru - Muhuvesi River; Tanga - Handeni :Kwachaga ; Tanga - Umba Valley; Tanga - Usambara Mountains
Babati, Lake Manyara, Lelatema; Lossongonoi Hill; Ngorongoro; Dodoma - Kilosa, Mpwapwa; Kilimanjaro - Same; Lindi; Morogoro - Gairo; Morogoro - Luande, Mwarazi;; Morogoro - Magogoni , Mvuha; Morogoro - Mahenge; Morogoro - Matombo; Pwani - Ndundu;Ruvuma - Songea : Amanimakoro; Tunduru - Muhuvesi River; Tanga - Handeni :Kwachaga ; Tanga - Umba Valley; Tanga - Usambara Mountains
Saphir
Morogoro - Magogoni, Mahenge, Mvuha,
Morogoro - Matombo, Ruvuma - Songea: Amanimakoro,; Ruvupma - Tunduru;
Singida - Singida; Tanga - Handeni, Umba Valley ; Tanga - Kalalani
