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I-Geology

Ama-Blueprint angu-29 ayatholakala • Izigatshana ezingu-9

Ama-Blueprint (29)

Expanded Perlite: Volcanic Glass Puffed in a Minute of Fierce Heat

Expanded Perlite: Volcanic Glass Puffed in a Minute of Fierce Heat

ngu-MaryFI

I-Petrology

3
0
0
0
0
0
Balls or Rods: The Media Decide the Product, Not Just the Fineness

Balls or Rods: The Media Decide the Product, Not Just the Fineness

ngu-EmmaSE

Ubunjiniyela

41
0
0
0
0
0
The Cone Crusher: A Parallel Zone Nothing Gets Past

The Cone Crusher: A Parallel Zone Nothing Gets Past

ngu-MartinNO

Ezomshini

40
0
0
0
0
0
Sorting by Size: Why a Screen Never Makes a Clean Cut

Sorting by Size: Why a Screen Never Makes a Clean Cut

ngu-EmmaSE

Ubunjiniyela

41
0
0
0
0
0
Grinding in a Tumbling Mill: Critical Speed, and Why the Media Are Graded

Grinding in a Tumbling Mill: Critical Speed, and Why the Media Are Graded

ngu-EmmaSE

Ezomshini

39
0
0
0
0
0
The Gyratory Crusher: A Machine With No Idle Half-Stroke

The Gyratory Crusher: A Machine With No Idle Half-Stroke

ngu-MartinNO

Ezomshini

28
0
0
0
0
0
Breaking Stone by Compression: The Nip Angle Decides Everything

Breaking Stone by Compression: The Nip Angle Decides Everything

ngu-MartinNO

Ezomshini

41
0
0
0
0
0
Ore Dressing

Ore Dressing

ngu-MaryFI

Izinto Zokwakha

48
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

ngu-AstroIS

AmaViking

64
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

ngu-AstroIS

AmaViking

60
0
0
0
1
0
Understanding Tantalum from Columbite-Tantalite — The Conflict Metal Inside Every Phone

Understanding Tantalum from Columbite-Tantalite — The Conflict Metal Inside Every Phone

ngu-PeterSE

Amakhemikhali

52
0
0
0
2
0
Extracting Neodymium-Rich Rare Earth Oxide from Monazite — The Magnet Metal That Reshaped Technology
Yingozi

Extracting Neodymium-Rich Rare Earth Oxide from Monazite — The Magnet Metal That Reshaped Technology

ngu-PeterSE

Amakhemikhali

38
0
0
0
11
0
Gold Panning

Gold Panning

ngu-PeterSE

Izinto Zokwakha

23
0
0
0
1
0
Umlilo womhlaba — ukuqoqa i-ore yomhlaba evela emidangeni nemhlathini

Umlilo womhlaba — ukuqoqa i-ore yomhlaba evela emidangeni nemhlathini

ngu-PaniRozaPL

Ukumbiwa

70
0
0
0
0
0
Celadon Clay Collection — Gangjin Iron-Rich Clay Harvesting and Aging

Celadon Clay Collection — Gangjin Iron-Rich Clay Harvesting and Aging

ngu-NariYaKR

Izinto Zokwakha Eziluhlaza

54
0
0
0
0
0
Estrazione del Marmo di Carrara — Dalla Cava al Blocco Squadrato

Estrazione del Marmo di Carrara — Dalla Cava al Blocco Squadrato

ngu-SignoraRosaIT

Ukumbiwa

44
0
0
0
0
0
अभ्रक संग्रहण झारखंड — खदान से मस्कोवाइट अभ्रक पत्तियाँ निकालना

अभ्रक संग्रहण झारखंड — खदान से मस्कोवाइट अभ्रक पत्तियाँ निकालना

ngu-DidiiKamalIN

Ukumbiwa

37
0
0
0
0
0
Recolección de Obsidiana — Identificación y Extracción de Vidrio Volcánico en México

Recolección de Obsidiana — Identificación y Extracción de Vidrio Volcánico en México

ngu-SeñorMartilloMX

Izinto Zokwakha Eziluhlaza

54
0
0
0
0
0
کھیوڑا نمک کان سے گلابی نمک نکالنا — پاکستان کا قدرتی پہاڑی نمک

کھیوڑا نمک کان سے گلابی نمک نکالنا — پاکستان کا قدرتی پہاڑی نمک

ngu-AmmiPeachPK

Izinto Zokwakha Eziluhlaza

53
0
0
0
0
0
Kukusanya Udongo wa Mchwa — Nyenzo ya Ujenzi wa Jadi ya Afrika Mashariki

Kukusanya Udongo wa Mchwa — Nyenzo ya Ujenzi wa Jadi ya Afrika Mashariki

ngu-MzeeJengoKE

Ubumba Nodaka

52
0
0
0
0
0
Collecting Native Sulfur from Volcanic Deposits

Collecting Native Sulfur from Volcanic Deposits

ngu-PeterSE

I-Geology

88
0
0
0
5
0
Ukuthola Nokwenza Ubumba Lwasemfuleni — Isiko LaseZulu Lokwenza Izitsha

Ukuthola Nokwenza Ubumba Lwasemfuleni — Isiko LaseZulu Lokwenza Izitsha

ngu-MamaNomvulaZA

Ubumba Nodaka

48
0
0
0
0
0
Збирання гончарної глини з річкових урвищ — Українська традиція Опішнянської кераміки

Збирання гончарної глини з річкових урвищ — Українська традиція Опішнянської кераміки

ngu-PetroKluchUA

Ubumba Nodaka

49
0
0
0
0
0
Zbieranie bursztynu baltyckiego -- od plazy do kolekcji

Zbieranie bursztynu baltyckiego -- od plazy do kolekcji

ngu-JanuszSrubPL

I-Geology

50
0
0
0
0
0
Kukhonjiswa 24 kwangu-29