Mineralogy of the P2|West 'Kimberlite'

Mineralogy of the P2-West 'Kimberlite', Wajrakarur kimberlite field ...

Wajrakarur Kimberlite Field. The Wajrakarur Kimberlite Field (~120 km× 60 km), located in the Anantapur district of Andhra Pradesh, contains 31 ...

Mineralogy of the P2-West 'Kimberlite', Wajrakarur kimberlite field ...

P2-West represents an unusual lamproite-like intrusion which has undergone extensive hydrothermal deuteric alteration and should not be considered a bona fide ...

(PDF) Mineralogy of the P2-West 'Kimberlite', Wajrakarur kimberlite ...

PDF | A detailed mineralogical examination of representative material from the P2-West 'kimberlite' located in the Wajrakarur Kimberlite Field (India).

Mineralogy of the P2-West 'Kimberlite', Wajrakarur kimberlite field ...

Mineralogy of the P2-West 'Kimberlite', Wajrakarur kimberlite field, Andhra Pradesh, India: kimberlite or lamproite? GURMEET KAUR. 1. AND R. H. MITCHELL. 2,*. 1 ...

Mineralogy of the P2-West 'Kimberlite', Wajrakarur kimberlite field ...

The olivine-rich parts of P2-West are relatively fresh and consist of euhedral-to-subhedral microphenocrystal olivine set in a groundmass of ...

Mineralogy of the P2-West 'Kimberlite', Wajrakarur kimberlite field ...

AbstractA detailed mineralogical examination of representative material from the P2-West 'kimberlite' located in the ...

P2 West kimberlite (P2A kimberlite), Wajrakarur–Lattavaram cluster ...

P2 West kimberlite (P2A kimberlite), Wajrakarur–Lattavaram cluster, Wajrakarur kimberlite field, Anantapur District, Andhra Pradesh, ...

Mineralogy and petrology of kimberlite dyke and sheet intrusions ...

Forty-two electron microprobe analyses of kimberlite olivines demonstrate a compositional range from Mg92 Mg74, with frequent examples of both normal and ...

Kimberlite: Mineral information, data and localities.

A polymict megacryst-rich ultramafic volcanic breccia, consisting of major amounts of serpentinized olivine, with variable amounts of phlogopite, carbonate, ...

Mineral chemistry and crystallization sequences in kimberlite and ...

Leucite is mostly pseudomorphed to K-feldspar. Other phases present in variable amounts in the groundmass of the dikes are carbonate minerals, chlorite, ...

Oxide Mineralogy and Magnetic Properties of the Koidu Kimberlite ...

The pipe sample is mineralogically distinctive, in that it alone contains deuteric titanomaghaemite after titanomagnetite, and haematite after chlorite. All of ...

MINERALOGY AND PETROLOGY OF KIMBERLITE DYKE AND ...

MINERALOGY AND PETROLOGY OF KIMBERLITE DYKE AND. SHEET INTRUSIONS IN SOUTH-WEST GREENLAND by. 1. J. 2. C.H. Emeleus and James R. Andrews. 1. Dept, of Geological ...

Mineralogical Classification of Southern African Kimberlites

MINERALOGY. AND PETROLOGY. MINERALOGICAL. CLASSIFICATION. OF SOUTHERN AFRICAN. KIMBERLITES. E. Michael W. Skinner and C. Roger Clement. Geology Department, De ...

The petrology of some kimberlite occurrences in the Barkly West ...

Xenocrysts in the matrix. Olivine . Phlogopite . Gamet. Diamond . Secondary minerals. Serpentine. Calcite . Quartz . Pyrite.

Mineralogy and Petrology of the Aries Diamondiferous Kimberlite ...

% olivine macrocrysts); and (3) macrocrystal segregated. The kimberlites contain two generations of olivine pseudomorphs (30–40 vol. %), and two of phlogopite ( ...

Kimberlites and their ultramafic xenoliths from western Kenya

Western Kenya kimberlites are free of mantle-derived chromian garnet, ilmenite and spinel. Olivines crystallizing from kimberlite magma may contain small ...

the geology, mineralogy and near surface characteristics

The Seppelt and Ashmore kimberlite clusters are situated in the north Kimberley region of Western Australia. (figure 1). The emplacement of the kimberlites, ...

Kimberlite - Wikipedia

Forsteritic olivine and carbonate minerals, with trace amounts of magnesian ilmenite, chromium pyrope, almandine-pyrope, chromium diopside, phlogopite, ...

Kimberlite, Udachnaya-East, Sakha-Yakutia (Russia)

Intensive mining of the Udachnaya pipe revealed widespread chloride minerals (mostly halite) as dispersed masses in the groundmass and massive multi-mineral ...

What is a Kimberlite? Petrology and Mineralogy of Hypabyssal ...

They are complex, hybrid rocks containing significant amounts of mantle-derived fragments, primarily olivine with rare diamonds, set in a matrix ...