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Phosphate Minerals , Calcite

Phosphate Minerals , Calcite
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Phosphate Minerals

Importing country: Sri Lanka

Rock phosphate derives its economic value primarily from its phosphorus content and is widely used as a raw material for fertilizers. Beyond agriculture, it also plays an important role across various industries, including chemicals, pharmaceuticals, semiconductors, and ceramics. In recent years, the surge in global grain demand has further driven the need for fertilizers, underscoring rock phosphate’s critical role in sustaining agricultural productivity.



Calcite

Importing country: Sri Lanka
Calcite (CaCO₃) is a representative carbonate mineral and the primary constituent of limestone and marble. It serves as a key raw material in the cement, steel, and chemical industries. With the expansion of construction and steel demand, coupled with stricter environmental regulations, market demand for calcite continues to rise. In particular, its use as precipitated calcium carbonate (PCC) — a high-value, ultra-fine product — is increasing in the plastics and paper industries, further enhancing its industrial significance.

Results of Rock Phosphate Analysis

Test Result Protocol
Aluminium (Al₂O₃)1.4%AOAC 2017: 02
Chromium Oxide (Cr₂O₃)0.002%AOAC 2006: 03
Iron (Fe₂O₃)2.1%AOAC 2017:02
Sieve Analysis 0.2 mm (Pass)94%SLS 748: 2014
Sieve Analysis 0.71 mm (Pass)99.8%SLS 748: 2014
Silica (SiO₂)Not Detected (LOD 0.1%)SLS 676: 1984
Sodium Oxide (Na₂O)0.2%SLS 645-7 S1: 1994
Sulphate (SO₃)0.01%EPA 6010 B: 1996
Total Phosphorus (P₂O₅)38.0%SLS 645-5: 1985
Calcium (CaO)50.3%SLS 645-6 S1: 1990
Magnesium (MgO)0.09%SLS 645-6 S1: 1990

Note:

This test is not accredited by SLAB.

Inspection and analysis were conducted on 12th December 2023 at Lanka Phosphate LTD, Eppawala, using 3 composite samples (each 500g) taken from 20 random bags.

The test results reflect only the condition of the sample at the time of sampling and do not represent the entire lot.

Report issued on: 20th December 2023 by SGS Lanka (Pvt) Ltd, Natural Resources Division.