La Calera Water Analysis:
Balance Still
Virginality Good
Minerality Medium
Orientation Alkaline
Hardness Very Hard
TDS 256 mg/l
ph factor 7.9
Hardness  182 mg/l
Nitrate < 5 mg/l
Calcium 21 mg/l
Magnesium 32 mg/l
Sodium 2 mg/l
Potassium 2 mg/l
Silica 27 mg/l
Bicarbonate 232 mg/l
Sulfate < 11 mg/l
Chloride < 5 mg/l
Source: Spring
Country of Origin: Colomcia
Region: Valle del Cauca
Place: Guacas
Status: Non-Member of the Fine Water Society
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The village "Guacas " is located in the countryside of Valle del Cauca western department of Colombia. its privileged location near to the coffee growing area.  The farm where the source is located has an approximate area of 33 hectares. The water sprouts through calcareous rocks of a unique greenish color.
They  composition is calcite called “la calera” that is a Colombian term for areas where the soil is rich in limestone. The limestone  is a sedimentary rock mainly composed for calcium carbonate (CaCO3), usually calcite and some  traces of magnesite (MgCO3) among other carbonates. It may also contain small amounts of minerals such as clay, hematite, siderite and  quartz.
The spring is free of microorganisms and has a unique characteristics in terms of mineralization with a significance level of silica.