Soltoro Ltd. recently shipped 116 kilograms of material to Hazen Research, Inc. to conduct additional mineralogical and metallurgical testing on core samples from the El Rayo primary silver project in Jalisco, Mexico. Soltoro has also retained the services of Dr. Ashok Dalvi, P. Eng to oversee the work being performed by Hazen with a focus on process development and strategic planning. Until recently Dr. Ashok served
[...]